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m68k: reformat various m68k files

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Reformat various m68k files, so they actually look like Linux sources.

Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Roman Zippel
2007-05-01 22:32:43 +02:00
committed by Linus Torvalds
parent b3e2fd9ceb
commit 6ff5801acb
10 changed files with 1801 additions and 1861 deletions
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152
arch/m68k/amiga/config.c
View File

@@ -22,9 +22,7 @@
#include <linux/vt_kern.h> #include <linux/vt_kern.h>
#include <linux/delay.h> #include <linux/delay.h>
#include <linux/interrupt.h> #include <linux/interrupt.h>
#ifdef CONFIG_ZORRO
#include <linux/zorro.h> #include <linux/zorro.h>
#endif
#include <asm/bootinfo.h> #include <asm/bootinfo.h>
#include <asm/setup.h> #include <asm/setup.h>
@@ -85,17 +83,17 @@ extern char m68k_debug_device[];
static void amiga_sched_init(irq_handler_t handler); static void amiga_sched_init(irq_handler_t handler);
/* amiga specific irq functions */ /* amiga specific irq functions */
extern void amiga_init_IRQ (void); extern void amiga_init_IRQ(void);
static void amiga_get_model(char *model); static void amiga_get_model(char *model);
static int amiga_get_hardware_list(char *buffer); static int amiga_get_hardware_list(char *buffer);
/* amiga specific timer functions */ /* amiga specific timer functions */
static unsigned long amiga_gettimeoffset (void); static unsigned long amiga_gettimeoffset(void);
static int a3000_hwclk (int, struct rtc_time *); static int a3000_hwclk(int, struct rtc_time *);
static int a2000_hwclk (int, struct rtc_time *); static int a2000_hwclk(int, struct rtc_time *);
static int amiga_set_clock_mmss (unsigned long); static int amiga_set_clock_mmss(unsigned long);
static unsigned int amiga_get_ss (void); static unsigned int amiga_get_ss(void);
extern void amiga_mksound( unsigned int count, unsigned int ticks ); extern void amiga_mksound(unsigned int count, unsigned int ticks);
static void amiga_reset (void); static void amiga_reset(void);
extern void amiga_init_sound(void); extern void amiga_init_sound(void);
static void amiga_savekmsg_init(void); static void amiga_savekmsg_init(void);
static void amiga_mem_console_write(struct console *co, const char *b, static void amiga_mem_console_write(struct console *co, const char *b,
@@ -185,7 +183,7 @@ int amiga_parse_bootinfo(const struct bi_record *record)
dev->slotaddr = cd->cd_SlotAddr; dev->slotaddr = cd->cd_SlotAddr;
dev->slotsize = cd->cd_SlotSize; dev->slotsize = cd->cd_SlotSize;
dev->resource.start = (unsigned long)cd->cd_BoardAddr; dev->resource.start = (unsigned long)cd->cd_BoardAddr;
dev->resource.end = dev->resource.start+cd->cd_BoardSize-1; dev->resource.end = dev->resource.start + cd->cd_BoardSize - 1;
} else } else
printk("amiga_parse_bootinfo: too many AutoConfig devices\n"); printk("amiga_parse_bootinfo: too many AutoConfig devices\n");
#endif /* CONFIG_ZORRO */ #endif /* CONFIG_ZORRO */
@@ -198,7 +196,7 @@ int amiga_parse_bootinfo(const struct bi_record *record)
default: default:
unknown = 1; unknown = 1;
} }
return(unknown); return unknown;
} }
/* /*
@@ -219,7 +217,7 @@ static void __init amiga_identify(void)
strcat(amiga_model_name, amiga_models[amiga_model-AMI_500]); strcat(amiga_model_name, amiga_models[amiga_model-AMI_500]);
} }
switch(amiga_model) { switch (amiga_model) {
case AMI_UNKNOWN: case AMI_UNKNOWN:
goto Generic; goto Generic;
@@ -273,7 +271,7 @@ static void __init amiga_identify(void)
AMIGAHW_SET(CHIP_RAM); AMIGAHW_SET(CHIP_RAM);
AMIGAHW_SET(PAULA); AMIGAHW_SET(PAULA);
switch(amiga_chipset) { switch (amiga_chipset) {
case CS_OCS: case CS_OCS:
case CS_ECS: case CS_ECS:
case CS_AGA: case CS_AGA:
@@ -385,26 +383,22 @@ void __init config_amiga(void)
mach_get_model = amiga_get_model; mach_get_model = amiga_get_model;
mach_get_hardware_list = amiga_get_hardware_list; mach_get_hardware_list = amiga_get_hardware_list;
mach_gettimeoffset = amiga_gettimeoffset; mach_gettimeoffset = amiga_gettimeoffset;
if (AMIGAHW_PRESENT(A3000_CLK)){ if (AMIGAHW_PRESENT(A3000_CLK)) {
mach_hwclk = a3000_hwclk; mach_hwclk = a3000_hwclk;
rtc_resource.name = "A3000 RTC"; rtc_resource.name = "A3000 RTC";
request_resource(&iomem_resource, &rtc_resource); request_resource(&iomem_resource, &rtc_resource);
} } else /* if (AMIGAHW_PRESENT(A2000_CLK)) */ {
else{ /* if (AMIGAHW_PRESENT(A2000_CLK)) */
mach_hwclk = a2000_hwclk; mach_hwclk = a2000_hwclk;
rtc_resource.name = "A2000 RTC"; rtc_resource.name = "A2000 RTC";
request_resource(&iomem_resource, &rtc_resource); request_resource(&iomem_resource, &rtc_resource);
} }
mach_max_dma_address = 0xffffffff; /* /*
* default MAX_DMA=0xffffffff * default MAX_DMA=0xffffffff on all machines. If we don't do so, the SCSI
* on all machines. If we don't * code will not be able to allocate any mem for transfers, unless we are
* do so, the SCSI code will not * dealing with a Z2 mem only system. /Jes
* be able to allocate any mem
* for transfers, unless we are
* dealing with a Z2 mem only
* system. /Jes
*/ */
mach_max_dma_address = 0xffffffff;
mach_set_clock_mmss = amiga_set_clock_mmss; mach_set_clock_mmss = amiga_set_clock_mmss;
mach_get_ss = amiga_get_ss; mach_get_ss = amiga_get_ss;
@@ -430,7 +424,8 @@ void __init config_amiga(void)
if (AMIGAHW_PRESENT(ZORRO3)) { if (AMIGAHW_PRESENT(ZORRO3)) {
int i, j; int i, j;
u32 disabled_z2mem = 0; u32 disabled_z2mem = 0;
for (i = 0; i < m68k_num_memory; i++)
for (i = 0; i < m68k_num_memory; i++) {
if (m68k_memory[i].addr < 16*1024*1024) { if (m68k_memory[i].addr < 16*1024*1024) {
if (i == 0) { if (i == 0) {
/* don't cut off the branch we're sitting on */ /* don't cut off the branch we're sitting on */
@@ -443,6 +438,7 @@ void __init config_amiga(void)
m68k_memory[j] = m68k_memory[j+1]; m68k_memory[j] = m68k_memory[j+1];
i--; i--;
} }
}
if (disabled_z2mem) if (disabled_z2mem)
printk("%dK of Zorro II memory will not be used as system memory\n", printk("%dK of Zorro II memory will not be used as system memory\n",
disabled_z2mem>>10); disabled_z2mem>>10);
@@ -460,10 +456,10 @@ void __init config_amiga(void)
} }
/* initialize chipram allocator */ /* initialize chipram allocator */
amiga_chip_init (); amiga_chip_init();
/* debugging using chipram */ /* debugging using chipram */
if (!strcmp( m68k_debug_device, "mem" )){ if (!strcmp(m68k_debug_device, "mem")) {
if (!AMIGAHW_PRESENT(CHIP_RAM)) if (!AMIGAHW_PRESENT(CHIP_RAM))
printk("Warning: no chipram present for debugging\n"); printk("Warning: no chipram present for debugging\n");
else { else {
@@ -513,7 +509,7 @@ static void __init amiga_sched_init(irq_handler_t timer_routine)
#define TICK_SIZE 10000 #define TICK_SIZE 10000
/* This is always executed with interrupts disabled. */ /* This is always executed with interrupts disabled. */
static unsigned long amiga_gettimeoffset (void) static unsigned long amiga_gettimeoffset(void)
{ {
unsigned short hi, lo, hi2; unsigned short hi, lo, hi2;
unsigned long ticks, offset = 0; unsigned long ticks, offset = 0;
@@ -585,15 +581,15 @@ static int a2000_hwclk(int op, struct rtc_time *t)
tod_2000.cntrl1 = TOD2000_CNTRL1_HOLD; tod_2000.cntrl1 = TOD2000_CNTRL1_HOLD;
while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--) while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--) {
{
tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD; tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
udelay(70); udelay(70);
tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD; tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
} }
if (!cnt) if (!cnt)
printk(KERN_INFO "hwclk: timed out waiting for RTC (0x%x)\n", tod_2000.cntrl1); printk(KERN_INFO "hwclk: timed out waiting for RTC (0x%x)\n",
tod_2000.cntrl1);
if (!op) { /* read */ if (!op) { /* read */
t->tm_sec = tod_2000.second1 * 10 + tod_2000.second2; t->tm_sec = tod_2000.second1 * 10 + tod_2000.second2;
@@ -606,7 +602,7 @@ static int a2000_hwclk(int op, struct rtc_time *t)
if (t->tm_year <= 69) if (t->tm_year <= 69)
t->tm_year += 100; t->tm_year += 100;
if (!(tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)){ if (!(tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)) {
if (!(tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour == 12) if (!(tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour == 12)
t->tm_hour = 0; t->tm_hour = 0;
else if ((tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour != 12) else if ((tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour != 12)
@@ -642,7 +638,7 @@ static int a2000_hwclk(int op, struct rtc_time *t)
return 0; return 0;
} }
static int amiga_set_clock_mmss (unsigned long nowtime) static int amiga_set_clock_mmss(unsigned long nowtime)
{ {
short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60; short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60;
@@ -660,8 +656,7 @@ static int amiga_set_clock_mmss (unsigned long nowtime)
tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD; tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--) while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--) {
{
tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD; tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
udelay(70); udelay(70);
tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD; tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
@@ -681,7 +676,7 @@ static int amiga_set_clock_mmss (unsigned long nowtime)
return 0; return 0;
} }
static unsigned int amiga_get_ss( void ) static unsigned int amiga_get_ss(void)
{ {
unsigned int s; unsigned int s;
@@ -695,10 +690,10 @@ static unsigned int amiga_get_ss( void )
return s; return s;
} }
static NORET_TYPE void amiga_reset( void ) static NORET_TYPE void amiga_reset(void)
ATTRIB_NORET; ATTRIB_NORET;
static void amiga_reset (void) static void amiga_reset(void)
{ {
unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040); unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040);
unsigned long jmp_addr = virt_to_phys(&&jmp_addr_label); unsigned long jmp_addr = virt_to_phys(&&jmp_addr_label);
@@ -708,35 +703,36 @@ static void amiga_reset (void)
/* Setup transparent translation registers for mapping /* Setup transparent translation registers for mapping
* of 16 MB kernel segment before disabling translation * of 16 MB kernel segment before disabling translation
*/ */
__asm__ __volatile__ asm volatile ("\n"
("movel %0,%/d0\n\t" " move.l %0,%%d0\n"
"andl #0xff000000,%/d0\n\t" " and.l #0xff000000,%%d0\n"
"orw #0xe020,%/d0\n\t" /* map 16 MB, enable, cacheable */ " or.w #0xe020,%%d0\n" /* map 16 MB, enable, cacheable */
".chip 68040\n\t" " .chip 68040\n"
"movec %%d0,%%itt0\n\t" " movec %%d0,%%itt0\n"
"movec %%d0,%%dtt0\n\t" " movec %%d0,%%dtt0\n"
".chip 68k\n\t" " .chip 68k\n"
"jmp %0@\n\t" " jmp %0@\n"
: /* no outputs */ : /* no outputs */
: "a" (jmp_addr040)); : "a" (jmp_addr040)
: "d0");
else else
/* for 680[23]0, just disable translation and jump to the physical /* for 680[23]0, just disable translation and jump to the physical
* address of the label * address of the label
*/ */
__asm__ __volatile__ asm volatile ("\n"
("pmove %/tc,%@\n\t" " pmove %%tc,%@\n"
"bclr #7,%@\n\t" " bclr #7,%@\n"
"pmove %@,%/tc\n\t" " pmove %@,%%tc\n"
"jmp %0@\n\t" " jmp %0@\n"
: /* no outputs */ : /* no outputs */
: "a" (jmp_addr)); : "a" (jmp_addr));
jmp_addr_label040: jmp_addr_label040:
/* disable translation on '040 now */ /* disable translation on '040 now */
__asm__ __volatile__ asm volatile ("\n"
("moveq #0,%/d0\n\t" " moveq #0,%%d0\n"
".chip 68040\n\t" " .chip 68040\n"
"movec %%d0,%%tc\n\t" /* disable MMU */ " movec %%d0,%%tc\n" /* disable MMU */
".chip 68k\n\t" " .chip 68k\n"
: /* no outputs */ : /* no outputs */
: /* no inputs */ : /* no inputs */
: "d0"); : "d0");
@@ -745,21 +741,21 @@ static void amiga_reset (void)
/* pickup reset address from AmigaOS ROM, reset devices and jump /* pickup reset address from AmigaOS ROM, reset devices and jump
* to reset address * to reset address
*/ */
__asm__ __volatile__ asm volatile ("\n"
("movew #0x2700,%/sr\n\t" " move.w #0x2700,%sr\n"
"leal 0x01000000,%/a0\n\t" " lea 0x01000000,%a0\n"
"subl %/a0@(-0x14),%/a0\n\t" " sub.l %a0@(-0x14),%a0\n"
"movel %/a0@(4),%/a0\n\t" " move.l %a0@(4),%a0\n"
"subql #2,%/a0\n\t" " subq.l #2,%a0\n"
"bra 1f\n\t" " jra 1f\n"
/* align on a longword boundary */ /* align on a longword boundary */
__ALIGN_STR "\n" " " __ALIGN_STR "\n"
"1:\n\t" "1:\n"
"reset\n\t" " reset\n"
"jmp %/a0@" : /* Just that gcc scans it for % escapes */ ); " jmp %a0@");
for (;;);
for (;;)
;
} }
@@ -785,8 +781,8 @@ static struct savekmsg *savekmsg;
static void amiga_mem_console_write(struct console *co, const char *s, static void amiga_mem_console_write(struct console *co, const char *s,
unsigned int count) unsigned int count)
{ {
if (savekmsg->size+count <= SAVEKMSG_MAXMEM-sizeof(struct savekmsg)) { if (savekmsg->size + count <= SAVEKMSG_MAXMEM-sizeof(struct savekmsg)) {
memcpy(savekmsg->data+savekmsg->size, s, count); memcpy(savekmsg->data + savekmsg->size, s, count);
savekmsg->size += count; savekmsg->size += count;
} }
} }
@@ -878,7 +874,7 @@ void amiga_serial_gets(struct console *co, char *s, int len)
static void __init amiga_debug_init(void) static void __init amiga_debug_init(void)
{ {
if (!strcmp( m68k_debug_device, "ser" )) { if (!strcmp(m68k_debug_device, "ser" )) {
/* no initialization required (?) */ /* no initialization required (?) */
amiga_console_driver.write = amiga_serial_console_write; amiga_console_driver.write = amiga_serial_console_write;
register_console(&amiga_console_driver); register_console(&amiga_console_driver);
@@ -915,7 +911,7 @@ static int amiga_get_hardware_list(char *buffer)
amiga_psfreq, amiga_eclock); amiga_psfreq, amiga_eclock);
if (AMIGAHW_PRESENT(AMI_VIDEO)) { if (AMIGAHW_PRESENT(AMI_VIDEO)) {
char *type; char *type;
switch(amiga_chipset) { switch (amiga_chipset) {
case CS_OCS: case CS_OCS:
type = "OCS"; type = "OCS";
break; break;
@@ -977,5 +973,5 @@ static int amiga_get_hardware_list(char *buffer)
#undef AMIGAHW_ANNOUNCE #undef AMIGAHW_ANNOUNCE
return(len); return len;
} }

435
arch/m68k/atari/config.c
View File

@@ -50,19 +50,19 @@ int atari_dont_touch_floppy_select;
int atari_rtc_year_offset; int atari_rtc_year_offset;
/* local function prototypes */ /* local function prototypes */
static void atari_reset( void ); static void atari_reset(void);
static void atari_get_model(char *model); static void atari_get_model(char *model);
static int atari_get_hardware_list(char *buffer); static int atari_get_hardware_list(char *buffer);
/* atari specific irq functions */ /* atari specific irq functions */
extern void atari_init_IRQ (void); extern void atari_init_IRQ (void);
extern void atari_mksound( unsigned int count, unsigned int ticks ); extern void atari_mksound(unsigned int count, unsigned int ticks);
#ifdef CONFIG_HEARTBEAT #ifdef CONFIG_HEARTBEAT
static void atari_heartbeat( int on ); static void atari_heartbeat(int on);
#endif #endif
/* atari specific timer functions (in time.c) */ /* atari specific timer functions (in time.c) */
extern void atari_sched_init(irq_handler_t ); extern void atari_sched_init(irq_handler_t);
extern unsigned long atari_gettimeoffset (void); extern unsigned long atari_gettimeoffset (void);
extern int atari_mste_hwclk (int, struct rtc_time *); extern int atari_mste_hwclk (int, struct rtc_time *);
extern int atari_tt_hwclk (int, struct rtc_time *); extern int atari_tt_hwclk (int, struct rtc_time *);
@@ -73,48 +73,6 @@ extern int atari_tt_set_clock_mmss (unsigned long);
extern void atari_debug_init(void); extern void atari_debug_init(void);
/* I've moved hwreg_present() and hwreg_present_bywrite() out into
* mm/hwtest.c, to avoid having multiple copies of the same routine
* in the kernel [I wanted them in hp300 and they were already used
* in the nubus code. NB: I don't have an Atari so this might (just
* conceivably) break something.
* I've preserved the #if 0 version of hwreg_present_bywrite() here
* for posterity.
* -- Peter Maydell <pmaydell@chiark.greenend.org.uk>, 05/1998
*/
#if 0
static int __init
hwreg_present_bywrite(volatile void *regp, unsigned char val)
{
int ret;
long save_sp, save_vbr;
static long tmp_vectors[3] = { [2] = (long)&&after_test };
__asm__ __volatile__
( "movec %/vbr,%2\n\t" /* save vbr value */
"movec %4,%/vbr\n\t" /* set up temporary vectors */
"movel %/sp,%1\n\t" /* save sp */
"moveq #0,%0\n\t" /* assume not present */
"moveb %5,%3@\n\t" /* write the hardware reg */
"cmpb %3@,%5\n\t" /* compare it */
"seq %0" /* comes here only if reg */
/* is present */
: "=d&" (ret), "=r&" (save_sp), "=r&" (save_vbr)
: "a" (regp), "r" (tmp_vectors), "d" (val)
);
after_test:
__asm__ __volatile__
( "movel %0,%/sp\n\t" /* restore sp */
"movec %1,%/vbr" /* restore vbr */
: : "r" (save_sp), "r" (save_vbr) : "sp"
);
return( ret );
}
#endif
/* ++roman: This is a more elaborate test for an SCC chip, since the plain /* ++roman: This is a more elaborate test for an SCC chip, since the plain
* Medusa board generates DTACK at the SCC's standard addresses, but a SCC * Medusa board generates DTACK at the SCC's standard addresses, but a SCC
* board in the Medusa is possible. Also, the addresses where the ST_ESCC * board in the Medusa is possible. Also, the addresses where the ST_ESCC
@@ -123,26 +81,34 @@ hwreg_present_bywrite(volatile void *regp, unsigned char val)
* should be readable without trouble (from channel A!). * should be readable without trouble (from channel A!).
*/ */
static int __init scc_test( volatile char *ctla ) static int __init scc_test(volatile char *ctla)
{ {
if (!hwreg_present( ctla )) if (!hwreg_present(ctla))
return( 0 ); return 0;
MFPDELAY(); MFPDELAY();
*ctla = 2; MFPDELAY(); *ctla = 2;
*ctla = 0x40; MFPDELAY(); MFPDELAY();
*ctla = 0x40;
*ctla = 2; MFPDELAY();
if (*ctla != 0x40) return( 0 );
MFPDELAY(); MFPDELAY();
*ctla = 2; MFPDELAY(); *ctla = 2;
*ctla = 0x60; MFPDELAY(); MFPDELAY();
if (*ctla != 0x40)
return 0;
MFPDELAY();
*ctla = 2; MFPDELAY(); *ctla = 2;
if (*ctla != 0x60) return( 0 ); MFPDELAY();
*ctla = 0x60;
MFPDELAY();
return( 1 ); *ctla = 2;
MFPDELAY();
if (*ctla != 0x60)
return 0;
return 1;
} }
@@ -164,13 +130,14 @@ int __init atari_parse_bootinfo(const struct bi_record *record)
break; break;
default: default:
unknown = 1; unknown = 1;
break;
} }
return(unknown); return unknown;
} }
/* Parse the Atari-specific switches= option. */ /* Parse the Atari-specific switches= option. */
void __init atari_switches_setup( const char *str, unsigned len ) void __init atari_switches_setup(const char *str, unsigned len)
{ {
char switches[len+1]; char switches[len+1];
char *p; char *p;
@@ -178,30 +145,28 @@ void __init atari_switches_setup( const char *str, unsigned len )
char *args = switches; char *args = switches;
/* copy string to local array, strsep works destructively... */ /* copy string to local array, strsep works destructively... */
strlcpy( switches, str, sizeof(switches) ); strlcpy(switches, str, sizeof(switches));
atari_switches = 0; atari_switches = 0;
/* parse the options */ /* parse the options */
while ((p = strsep(&args, ",")) != NULL) { while ((p = strsep(&args, ",")) != NULL) {
if (!*p) continue; if (!*p)
continue;
ovsc_shift = 0; ovsc_shift = 0;
if (strncmp( p, "ov_", 3 ) == 0) { if (strncmp(p, "ov_", 3) == 0) {
p += 3; p += 3;
ovsc_shift = ATARI_SWITCH_OVSC_SHIFT; ovsc_shift = ATARI_SWITCH_OVSC_SHIFT;
} }
if (strcmp( p, "ikbd" ) == 0) { if (strcmp(p, "ikbd") == 0) {
/* RTS line of IKBD ACIA */ /* RTS line of IKBD ACIA */
atari_switches |= ATARI_SWITCH_IKBD << ovsc_shift; atari_switches |= ATARI_SWITCH_IKBD << ovsc_shift;
} } else if (strcmp(p, "midi") == 0) {
else if (strcmp( p, "midi" ) == 0) {
/* RTS line of MIDI ACIA */ /* RTS line of MIDI ACIA */
atari_switches |= ATARI_SWITCH_MIDI << ovsc_shift; atari_switches |= ATARI_SWITCH_MIDI << ovsc_shift;
} } else if (strcmp(p, "snd6") == 0) {
else if (strcmp( p, "snd6" ) == 0) {
atari_switches |= ATARI_SWITCH_SND6 << ovsc_shift; atari_switches |= ATARI_SWITCH_SND6 << ovsc_shift;
} } else if (strcmp(p, "snd7") == 0) {
else if (strcmp( p, "snd7" ) == 0) {
atari_switches |= ATARI_SWITCH_SND7 << ovsc_shift; atari_switches |= ATARI_SWITCH_SND7 << ovsc_shift;
} }
} }
@@ -220,8 +185,8 @@ void __init config_atari(void)
atari_debug_init(); atari_debug_init();
ioport_resource.end = 0xFFFFFFFF; /* Change size of I/O space from 64KB /* Change size of I/O space from 64KB to 4GB. */
to 4GB. */ ioport_resource.end = 0xFFFFFFFF;
mach_sched_init = atari_sched_init; mach_sched_init = atari_sched_init;
mach_init_IRQ = atari_init_IRQ; mach_init_IRQ = atari_init_IRQ;
@@ -253,85 +218,84 @@ void __init config_atari(void)
* Determine hardware present * Determine hardware present
*/ */
printk( "Atari hardware found: " ); printk("Atari hardware found: ");
if (MACH_IS_MEDUSA || MACH_IS_HADES) { if (MACH_IS_MEDUSA || MACH_IS_HADES) {
/* There's no Atari video hardware on the Medusa, but all the /* There's no Atari video hardware on the Medusa, but all the
* addresses below generate a DTACK so no bus error occurs! */ * addresses below generate a DTACK so no bus error occurs! */
} } else if (hwreg_present(f030_xreg)) {
else if (hwreg_present( f030_xreg )) {
ATARIHW_SET(VIDEL_SHIFTER); ATARIHW_SET(VIDEL_SHIFTER);
printk( "VIDEL " ); printk("VIDEL ");
/* This is a temporary hack: If there is Falcon video /* This is a temporary hack: If there is Falcon video
* hardware, we assume that the ST-DMA serves SCSI instead of * hardware, we assume that the ST-DMA serves SCSI instead of
* ACSI. In the future, there should be a better method for * ACSI. In the future, there should be a better method for
* this... * this...
*/ */
ATARIHW_SET(ST_SCSI); ATARIHW_SET(ST_SCSI);
printk( "STDMA-SCSI " ); printk("STDMA-SCSI ");
} } else if (hwreg_present(tt_palette)) {
else if (hwreg_present( tt_palette )) {
ATARIHW_SET(TT_SHIFTER); ATARIHW_SET(TT_SHIFTER);
printk( "TT_SHIFTER " ); printk("TT_SHIFTER ");
} } else if (hwreg_present(&shifter.bas_hi)) {
else if (hwreg_present( &shifter.bas_hi )) { if (hwreg_present(&shifter.bas_lo) &&
if (hwreg_present( &shifter.bas_lo ) &&
(shifter.bas_lo = 0x0aau, shifter.bas_lo == 0x0aau)) { (shifter.bas_lo = 0x0aau, shifter.bas_lo == 0x0aau)) {
ATARIHW_SET(EXTD_SHIFTER); ATARIHW_SET(EXTD_SHIFTER);
printk( "EXTD_SHIFTER " ); printk("EXTD_SHIFTER ");
} } else {
else {
ATARIHW_SET(STND_SHIFTER); ATARIHW_SET(STND_SHIFTER);
printk( "STND_SHIFTER " ); printk("STND_SHIFTER ");
} }
} }
if (hwreg_present( &mfp.par_dt_reg )) { if (hwreg_present(&mfp.par_dt_reg)) {
ATARIHW_SET(ST_MFP); ATARIHW_SET(ST_MFP);
printk( "ST_MFP " ); printk("ST_MFP ");
} }
if (hwreg_present( &tt_mfp.par_dt_reg )) { if (hwreg_present(&tt_mfp.par_dt_reg)) {
ATARIHW_SET(TT_MFP); ATARIHW_SET(TT_MFP);
printk( "TT_MFP " ); printk("TT_MFP ");
} }
if (hwreg_present( &tt_scsi_dma.dma_addr_hi )) { if (hwreg_present(&tt_scsi_dma.dma_addr_hi)) {
ATARIHW_SET(SCSI_DMA); ATARIHW_SET(SCSI_DMA);
printk( "TT_SCSI_DMA " ); printk("TT_SCSI_DMA ");
} }
if (!MACH_IS_HADES && hwreg_present( &st_dma.dma_hi )) { if (!MACH_IS_HADES && hwreg_present(&st_dma.dma_hi)) {
ATARIHW_SET(STND_DMA); ATARIHW_SET(STND_DMA);
printk( "STND_DMA " ); printk("STND_DMA ");
} }
if (MACH_IS_MEDUSA || /* The ST-DMA address registers aren't readable /*
* on all Medusas, so the test below may fail */ * The ST-DMA address registers aren't readable
(hwreg_present( &st_dma.dma_vhi ) && * on all Medusas, so the test below may fail
*/
if (MACH_IS_MEDUSA ||
(hwreg_present(&st_dma.dma_vhi) &&
(st_dma.dma_vhi = 0x55) && (st_dma.dma_hi = 0xaa) && (st_dma.dma_vhi = 0x55) && (st_dma.dma_hi = 0xaa) &&
st_dma.dma_vhi == 0x55 && st_dma.dma_hi == 0xaa && st_dma.dma_vhi == 0x55 && st_dma.dma_hi == 0xaa &&
(st_dma.dma_vhi = 0xaa) && (st_dma.dma_hi = 0x55) && (st_dma.dma_vhi = 0xaa) && (st_dma.dma_hi = 0x55) &&
st_dma.dma_vhi == 0xaa && st_dma.dma_hi == 0x55)) { st_dma.dma_vhi == 0xaa && st_dma.dma_hi == 0x55)) {
ATARIHW_SET(EXTD_DMA); ATARIHW_SET(EXTD_DMA);
printk( "EXTD_DMA " ); printk("EXTD_DMA ");
} }
if (hwreg_present( &tt_scsi.scsi_data )) { if (hwreg_present(&tt_scsi.scsi_data)) {
ATARIHW_SET(TT_SCSI); ATARIHW_SET(TT_SCSI);
printk( "TT_SCSI " ); printk("TT_SCSI ");
} }
if (hwreg_present( &sound_ym.rd_data_reg_sel )) { if (hwreg_present(&sound_ym.rd_data_reg_sel)) {
ATARIHW_SET(YM_2149); ATARIHW_SET(YM_2149);
printk( "YM2149 " ); printk("YM2149 ");
} }
if (!MACH_IS_MEDUSA && !MACH_IS_HADES && if (!MACH_IS_MEDUSA && !MACH_IS_HADES &&
hwreg_present( &tt_dmasnd.ctrl )) { hwreg_present(&tt_dmasnd.ctrl)) {
ATARIHW_SET(PCM_8BIT); ATARIHW_SET(PCM_8BIT);
printk( "PCM " ); printk("PCM ");
} }
if (!MACH_IS_HADES && hwreg_present( &falcon_codec.unused5 )) { if (!MACH_IS_HADES && hwreg_present(&falcon_codec.unused5)) {
ATARIHW_SET(CODEC); ATARIHW_SET(CODEC);
printk( "CODEC " ); printk("CODEC ");
} }
if (hwreg_present( &dsp56k_host_interface.icr )) { if (hwreg_present(&dsp56k_host_interface.icr)) {
ATARIHW_SET(DSP56K); ATARIHW_SET(DSP56K);
printk( "DSP56K " ); printk("DSP56K ");
} }
if (hwreg_present( &tt_scc_dma.dma_ctrl ) && if (hwreg_present(&tt_scc_dma.dma_ctrl) &&
#if 0 #if 0
/* This test sucks! Who knows some better? */ /* This test sucks! Who knows some better? */
(tt_scc_dma.dma_ctrl = 0x01, (tt_scc_dma.dma_ctrl & 1) == 1) && (tt_scc_dma.dma_ctrl = 0x01, (tt_scc_dma.dma_ctrl & 1) == 1) &&
@@ -341,74 +305,73 @@ void __init config_atari(void)
#endif #endif
) { ) {
ATARIHW_SET(SCC_DMA); ATARIHW_SET(SCC_DMA);
printk( "SCC_DMA " ); printk("SCC_DMA ");
} }
if (scc_test( &scc.cha_a_ctrl )) { if (scc_test(&scc.cha_a_ctrl)) {
ATARIHW_SET(SCC); ATARIHW_SET(SCC);
printk( "SCC " ); printk("SCC ");
} }
if (scc_test( &st_escc.cha_b_ctrl )) { if (scc_test(&st_escc.cha_b_ctrl)) {
ATARIHW_SET( ST_ESCC ); ATARIHW_SET(ST_ESCC);
printk( "ST_ESCC " ); printk("ST_ESCC ");
} }
if (MACH_IS_HADES) if (MACH_IS_HADES) {
{ ATARIHW_SET(VME);
ATARIHW_SET( VME ); printk("VME ");
printk( "VME " ); } else if (hwreg_present(&tt_scu.sys_mask)) {
}
else if (hwreg_present( &tt_scu.sys_mask )) {
ATARIHW_SET(SCU); ATARIHW_SET(SCU);
/* Assume a VME bus if there's a SCU */ /* Assume a VME bus if there's a SCU */
ATARIHW_SET( VME ); ATARIHW_SET(VME);
printk( "VME SCU " ); printk("VME SCU ");
} }
if (hwreg_present( (void *)(0xffff9210) )) { if (hwreg_present((void *)(0xffff9210))) {
ATARIHW_SET(ANALOG_JOY); ATARIHW_SET(ANALOG_JOY);
printk( "ANALOG_JOY " ); printk("ANALOG_JOY ");
} }
if (!MACH_IS_HADES && hwreg_present( blitter.halftone )) { if (!MACH_IS_HADES && hwreg_present(blitter.halftone)) {
ATARIHW_SET(BLITTER); ATARIHW_SET(BLITTER);
printk( "BLITTER " ); printk("BLITTER ");
} }
if (hwreg_present((void *)0xfff00039)) { if (hwreg_present((void *)0xfff00039)) {
ATARIHW_SET(IDE); ATARIHW_SET(IDE);
printk( "IDE " ); printk("IDE ");
} }
#if 1 /* This maybe wrong */ #if 1 /* This maybe wrong */
if (!MACH_IS_MEDUSA && !MACH_IS_HADES && if (!MACH_IS_MEDUSA && !MACH_IS_HADES &&
hwreg_present( &tt_microwire.data ) && hwreg_present(&tt_microwire.data) &&
hwreg_present( &tt_microwire.mask ) && hwreg_present(&tt_microwire.mask) &&
(tt_microwire.mask = 0x7ff, (tt_microwire.mask = 0x7ff,
udelay(1), udelay(1),
tt_microwire.data = MW_LM1992_PSG_HIGH | MW_LM1992_ADDR, tt_microwire.data = MW_LM1992_PSG_HIGH | MW_LM1992_ADDR,
udelay(1), udelay(1),
tt_microwire.data != 0)) { tt_microwire.data != 0)) {
ATARIHW_SET(MICROWIRE); ATARIHW_SET(MICROWIRE);
while (tt_microwire.mask != 0x7ff) ; while (tt_microwire.mask != 0x7ff)
printk( "MICROWIRE " ); ;
printk("MICROWIRE ");
} }
#endif #endif
if (hwreg_present( &tt_rtc.regsel )) { if (hwreg_present(&tt_rtc.regsel)) {
ATARIHW_SET(TT_CLK); ATARIHW_SET(TT_CLK);
printk( "TT_CLK " ); printk("TT_CLK ");
mach_hwclk = atari_tt_hwclk; mach_hwclk = atari_tt_hwclk;
mach_set_clock_mmss = atari_tt_set_clock_mmss; mach_set_clock_mmss = atari_tt_set_clock_mmss;
} }
if (!MACH_IS_HADES && hwreg_present( &mste_rtc.sec_ones)) { if (!MACH_IS_HADES && hwreg_present(&mste_rtc.sec_ones)) {
ATARIHW_SET(MSTE_CLK); ATARIHW_SET(MSTE_CLK);
printk( "MSTE_CLK "); printk("MSTE_CLK ");
mach_hwclk = atari_mste_hwclk; mach_hwclk = atari_mste_hwclk;
mach_set_clock_mmss = atari_mste_set_clock_mmss; mach_set_clock_mmss = atari_mste_set_clock_mmss;
} }
if (!MACH_IS_MEDUSA && !MACH_IS_HADES && if (!MACH_IS_MEDUSA && !MACH_IS_HADES &&
hwreg_present( &dma_wd.fdc_speed ) && hwreg_present(&dma_wd.fdc_speed) &&
hwreg_write( &dma_wd.fdc_speed, 0 )) { hwreg_write(&dma_wd.fdc_speed, 0)) {
ATARIHW_SET(FDCSPEED); ATARIHW_SET(FDCSPEED);
printk( "FDC_SPEED "); printk("FDC_SPEED ");
} }
if (!MACH_IS_HADES && !ATARIHW_PRESENT(ST_SCSI)) { if (!MACH_IS_HADES && !ATARIHW_PRESENT(ST_SCSI)) {
ATARIHW_SET(ACSI); ATARIHW_SET(ACSI);
printk( "ACSI " ); printk("ACSI ");
} }
printk("\n"); printk("\n");
@@ -417,17 +380,18 @@ void __init config_atari(void)
* translation (the one that must not be turned off in * translation (the one that must not be turned off in
* head.S...) * head.S...)
*/ */
__asm__ volatile ("moveq #0,%/d0\n\t" asm volatile ("\n"
".chip 68040\n\t" " moveq #0,%%d0\n"
"movec %%d0,%%itt0\n\t" " .chip 68040\n"
"movec %%d0,%%dtt0\n\t" " movec %%d0,%%itt0\n"
".chip 68k" " movec %%d0,%%dtt0\n"
" .chip 68k"
: /* no outputs */ : /* no outputs */
: /* no inputs */ : /* no inputs */
: "d0"); : "d0");
/* allocator for memory that must reside in st-ram */ /* allocator for memory that must reside in st-ram */
atari_stram_init (); atari_stram_init();
/* Set up a mapping for the VMEbus address region: /* Set up a mapping for the VMEbus address region:
* *
@@ -445,41 +409,41 @@ void __init config_atari(void)
tt1_val = 0xfe008543; /* Translate 0xfexxxxxx, enable, cache tt1_val = 0xfe008543; /* Translate 0xfexxxxxx, enable, cache
* inhibit, read and write, FDC mask = 3, * inhibit, read and write, FDC mask = 3,
* FDC val = 4 -> Supervisor only */ * FDC val = 4 -> Supervisor only */
__asm__ __volatile__ ( ".chip 68030\n\t" asm volatile ("\n"
"pmove %0@,%/tt1\n\t" " .chip 68030\n"
".chip 68k" " pmove %0@,%/tt1\n"
: : "a" (&tt1_val) ); " .chip 68k"
} : : "a" (&tt1_val));
else { } else {
__asm__ __volatile__ asm volatile ("\n"
( "movel %0,%/d0\n\t" " .chip 68040\n"
".chip 68040\n\t" " movec %0,%%itt1\n"
"movec %%d0,%%itt1\n\t" " movec %0,%%dtt1\n"
"movec %%d0,%%dtt1\n\t" " .chip 68k"
".chip 68k"
: :
: "g" (0xfe00a040) /* Translate 0xfexxxxxx, enable, : "d" (0xfe00a040)); /* Translate 0xfexxxxxx, enable,
* supervisor only, non-cacheable/ * supervisor only, non-cacheable/
* serialized, writable */ * serialized, writable */
: "d0" );
} }
/* Fetch tos version at Physical 2 */ /* Fetch tos version at Physical 2 */
/* We my not be able to access this address if the kernel is /*
loaded to st ram, since the first page is unmapped. On the * We my not be able to access this address if the kernel is
Medusa this is always the case and there is nothing we can do * loaded to st ram, since the first page is unmapped. On the
about this, so we just assume the smaller offset. For the TT * Medusa this is always the case and there is nothing we can do
we use the fact that in head.S we have set up a mapping * about this, so we just assume the smaller offset. For the TT
0xFFxxxxxx -> 0x00xxxxxx, so that the first 16MB is accessible * we use the fact that in head.S we have set up a mapping
in the last 16MB of the address space. */ * 0xFFxxxxxx -> 0x00xxxxxx, so that the first 16MB is accessible
* in the last 16MB of the address space.
*/
tos_version = (MACH_IS_MEDUSA || MACH_IS_HADES) ? tos_version = (MACH_IS_MEDUSA || MACH_IS_HADES) ?
0xfff : *(unsigned short *)0xff000002; 0xfff : *(unsigned short *)0xff000002;
atari_rtc_year_offset = (tos_version < 0x306) ? 70 : 68; atari_rtc_year_offset = (tos_version < 0x306) ? 70 : 68;
} }
#ifdef CONFIG_HEARTBEAT #ifdef CONFIG_HEARTBEAT
static void atari_heartbeat( int on ) static void atari_heartbeat(int on)
{ {
unsigned char tmp; unsigned char tmp;
unsigned long flags; unsigned long flags;
@@ -526,13 +490,15 @@ static void atari_heartbeat( int on )
/* ++andreas: no need for complicated code, just depend on prefetch */ /* ++andreas: no need for complicated code, just depend on prefetch */
static void atari_reset (void) static void atari_reset(void)
{ {
long tc_val = 0; long tc_val = 0;
long reset_addr; long reset_addr;
/* On the Medusa, phys. 0x4 may contain garbage because it's no /*
ROM. See above for explanation why we cannot use PTOV(4). */ * On the Medusa, phys. 0x4 may contain garbage because it's no
* ROM. See above for explanation why we cannot use PTOV(4).
*/
reset_addr = MACH_IS_HADES ? 0x7fe00030 : reset_addr = MACH_IS_HADES ? 0x7fe00030 :
MACH_IS_MEDUSA || MACH_IS_AB40 ? 0xe00030 : MACH_IS_MEDUSA || MACH_IS_AB40 ? 0xe00030 :
*(unsigned long *) 0xff000004; *(unsigned long *) 0xff000004;
@@ -545,68 +511,64 @@ static void atari_reset (void)
/* processor independent: turn off interrupts and reset the VBR; /* processor independent: turn off interrupts and reset the VBR;
* the caches must be left enabled, else prefetching the final jump * the caches must be left enabled, else prefetching the final jump
* instruction doesn't work. */ * instruction doesn't work.
*/
local_irq_disable(); local_irq_disable();
__asm__ __volatile__ asm volatile ("movec %0,%%vbr"
("moveq #0,%/d0\n\t" : : "d" (0));
"movec %/d0,%/vbr"
: : : "d0" );
if (CPU_IS_040_OR_060) { if (CPU_IS_040_OR_060) {
unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040); unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040);
if (CPU_IS_060) { if (CPU_IS_060) {
/* 68060: clear PCR to turn off superscalar operation */ /* 68060: clear PCR to turn off superscalar operation */
__asm__ __volatile__ asm volatile ("\n"
("moveq #0,%/d0\n\t" " .chip 68060\n"
".chip 68060\n\t" " movec %0,%%pcr\n"
"movec %%d0,%%pcr\n\t" " .chip 68k"
".chip 68k" : : "d" (0));
: : : "d0" );
} }
__asm__ __volatile__ asm volatile ("\n"
("movel %0,%/d0\n\t" " move.l %0,%%d0\n"
"andl #0xff000000,%/d0\n\t" " and.l #0xff000000,%%d0\n"
"orw #0xe020,%/d0\n\t" /* map 16 MB, enable, cacheable */ " or.w #0xe020,%%d0\n" /* map 16 MB, enable, cacheable */
".chip 68040\n\t" " .chip 68040\n"
"movec %%d0,%%itt0\n\t" " movec %%d0,%%itt0\n"
"movec %%d0,%%dtt0\n\t" " movec %%d0,%%dtt0\n"
".chip 68k\n\t" " .chip 68k\n"
"jmp %0@\n\t" " jmp %0@"
: /* no outputs */ : : "a" (jmp_addr040)
: "a" (jmp_addr040) : "d0");
: "d0" );
jmp_addr_label040: jmp_addr_label040:
__asm__ __volatile__ asm volatile ("\n"
("moveq #0,%/d0\n\t" " moveq #0,%%d0\n"
"nop\n\t" " nop\n"
".chip 68040\n\t" " .chip 68040\n"
"cinva %%bc\n\t" " cinva %%bc\n"
"nop\n\t" " nop\n"
"pflusha\n\t" " pflusha\n"
"nop\n\t" " nop\n"
"movec %%d0,%%tc\n\t" " movec %%d0,%%tc\n"
"nop\n\t" " nop\n"
/* the following setup of transparent translations is needed on the /* the following setup of transparent translations is needed on the
* Afterburner040 to successfully reboot. Other machines shouldn't * Afterburner040 to successfully reboot. Other machines shouldn't
* care about a different tt regs setup, they also didn't care in * care about a different tt regs setup, they also didn't care in
* the past that the regs weren't turned off. */ * the past that the regs weren't turned off. */
"movel #0xffc000,%%d0\n\t" /* whole insn space cacheable */ " move.l #0xffc000,%%d0\n" /* whole insn space cacheable */
"movec %%d0,%%itt0\n\t" " movec %%d0,%%itt0\n"
"movec %%d0,%%itt1\n\t" " movec %%d0,%%itt1\n"
"orw #0x40,%/d0\n\t" /* whole data space non-cacheable/ser. */ " or.w #0x40,%/d0\n" /* whole data space non-cacheable/ser. */
"movec %%d0,%%dtt0\n\t" " movec %%d0,%%dtt0\n"
"movec %%d0,%%dtt1\n\t" " movec %%d0,%%dtt1\n"
".chip 68k\n\t" " .chip 68k\n"
"jmp %0@" " jmp %0@"
: /* no outputs */ : /* no outputs */
: "a" (reset_addr) : "a" (reset_addr)
: "d0"); : "d0");
} } else
else asm volatile ("\n"
__asm__ __volatile__ " pmove %0@,%%tc\n"
("pmove %0@,%/tc\n\t" " jmp %1@"
"jmp %1@"
: /* no outputs */ : /* no outputs */
: "a" (&tc_val), "a" (reset_addr)); : "a" (&tc_val), "a" (reset_addr));
} }
@@ -618,32 +580,32 @@ static void atari_get_model(char *model)
switch (atari_mch_cookie >> 16) { switch (atari_mch_cookie >> 16) {
case ATARI_MCH_ST: case ATARI_MCH_ST:
if (ATARIHW_PRESENT(MSTE_CLK)) if (ATARIHW_PRESENT(MSTE_CLK))
strcat (model, "Mega ST"); strcat(model, "Mega ST");
else else
strcat (model, "ST"); strcat(model, "ST");
break; break;
case ATARI_MCH_STE: case ATARI_MCH_STE:
if (MACH_IS_MSTE) if (MACH_IS_MSTE)
strcat (model, "Mega STE"); strcat(model, "Mega STE");
else else
strcat (model, "STE"); strcat(model, "STE");
break; break;
case ATARI_MCH_TT: case ATARI_MCH_TT:
if (MACH_IS_MEDUSA) if (MACH_IS_MEDUSA)
/* Medusa has TT _MCH cookie */ /* Medusa has TT _MCH cookie */
strcat (model, "Medusa"); strcat(model, "Medusa");
else if (MACH_IS_HADES) else if (MACH_IS_HADES)
strcat(model, "Hades"); strcat(model, "Hades");
else else
strcat (model, "TT"); strcat(model, "TT");
break; break;
case ATARI_MCH_FALCON: case ATARI_MCH_FALCON:
strcat (model, "Falcon"); strcat(model, "Falcon");
if (MACH_IS_AB40) if (MACH_IS_AB40)
strcat (model, " (with Afterburner040)"); strcat(model, " (with Afterburner040)");
break; break;
default: default:
sprintf (model + strlen (model), "(unknown mach cookie 0x%lx)", sprintf(model + strlen(model), "(unknown mach cookie 0x%lx)",
atari_mch_cookie); atari_mch_cookie);
break; break;
} }
@@ -655,16 +617,16 @@ static int atari_get_hardware_list(char *buffer)
int len = 0, i; int len = 0, i;
for (i = 0; i < m68k_num_memory; i++) for (i = 0; i < m68k_num_memory; i++)
len += sprintf (buffer+len, "\t%3ld MB at 0x%08lx (%s)\n", len += sprintf(buffer+len, "\t%3ld MB at 0x%08lx (%s)\n",
m68k_memory[i].size >> 20, m68k_memory[i].addr, m68k_memory[i].size >> 20, m68k_memory[i].addr,
(m68k_memory[i].addr & 0xff000000 ? (m68k_memory[i].addr & 0xff000000 ?
"alternate RAM" : "ST-RAM")); "alternate RAM" : "ST-RAM"));
#define ATARIHW_ANNOUNCE(name,str) \ #define ATARIHW_ANNOUNCE(name, str) \
if (ATARIHW_PRESENT(name)) \ if (ATARIHW_PRESENT(name)) \
len += sprintf (buffer + len, "\t%s\n", str) len += sprintf(buffer + len, "\t%s\n", str)
len += sprintf (buffer + len, "Detected hardware:\n"); len += sprintf(buffer + len, "Detected hardware:\n");
ATARIHW_ANNOUNCE(STND_SHIFTER, "ST Shifter"); ATARIHW_ANNOUNCE(STND_SHIFTER, "ST Shifter");
ATARIHW_ANNOUNCE(EXTD_SHIFTER, "STe Shifter"); ATARIHW_ANNOUNCE(EXTD_SHIFTER, "STe Shifter");
ATARIHW_ANNOUNCE(TT_SHIFTER, "TT Shifter"); ATARIHW_ANNOUNCE(TT_SHIFTER, "TT Shifter");
@@ -694,12 +656,5 @@ static int atari_get_hardware_list(char *buffer)
ATARIHW_ANNOUNCE(VME, "VME Bus"); ATARIHW_ANNOUNCE(VME, "VME Bus");
ATARIHW_ANNOUNCE(DSP56K, "DSP56001 processor"); ATARIHW_ANNOUNCE(DSP56K, "DSP56001 processor");
return(len); return len;
} }
/*
* Local variables:
* c-indent-level: 4
* tab-width: 8
* End:
*/

150
arch/m68k/atari/debug.c
View File

@@ -36,24 +36,24 @@ static struct console atari_console_driver = {
}; };
static inline void ata_mfp_out (char c) static inline void ata_mfp_out(char c)
{ {
while (!(mfp.trn_stat & 0x80)) /* wait for tx buf empty */ while (!(mfp.trn_stat & 0x80)) /* wait for tx buf empty */
barrier (); barrier();
mfp.usart_dta = c; mfp.usart_dta = c;
} }
void atari_mfp_console_write (struct console *co, const char *str, void atari_mfp_console_write(struct console *co, const char *str,
unsigned int count) unsigned int count)
{ {
while (count--) { while (count--) {
if (*str == '\n') if (*str == '\n')
ata_mfp_out( '\r' ); ata_mfp_out('\r');
ata_mfp_out( *str++ ); ata_mfp_out(*str++);
} }
} }
static inline void ata_scc_out (char c) static inline void ata_scc_out(char c)
{ {
do { do {
MFPDELAY(); MFPDELAY();
@@ -62,42 +62,43 @@ static inline void ata_scc_out (char c)
scc.cha_b_data = c; scc.cha_b_data = c;
} }
void atari_scc_console_write (struct console *co, const char *str, void atari_scc_console_write(struct console *co, const char *str,
unsigned int count) unsigned int count)
{ {
while (count--) { while (count--) {
if (*str == '\n') if (*str == '\n')
ata_scc_out( '\r' ); ata_scc_out('\r');
ata_scc_out( *str++ ); ata_scc_out(*str++);
} }
} }
static inline void ata_midi_out (char c) static inline void ata_midi_out(char c)
{ {
while (!(acia.mid_ctrl & ACIA_TDRE)) /* wait for tx buf empty */ while (!(acia.mid_ctrl & ACIA_TDRE)) /* wait for tx buf empty */
barrier (); barrier();
acia.mid_data = c; acia.mid_data = c;
} }
void atari_midi_console_write (struct console *co, const char *str, void atari_midi_console_write(struct console *co, const char *str,
unsigned int count) unsigned int count)
{ {
while (count--) { while (count--) {
if (*str == '\n') if (*str == '\n')
ata_midi_out( '\r' ); ata_midi_out('\r');
ata_midi_out( *str++ ); ata_midi_out(*str++);
} }
} }
static int ata_par_out (char c) static int ata_par_out(char c)
{ {
unsigned char tmp; unsigned char tmp;
/* This a some-seconds timeout in case no printer is connected */ /* This a some-seconds timeout in case no printer is connected */
unsigned long i = loops_per_jiffy > 1 ? loops_per_jiffy : 10000000/HZ; unsigned long i = loops_per_jiffy > 1 ? loops_per_jiffy : 10000000/HZ;
while( (mfp.par_dt_reg & 1) && --i ) /* wait for BUSY == L */ while ((mfp.par_dt_reg & 1) && --i) /* wait for BUSY == L */
; ;
if (!i) return( 0 ); if (!i)
return 0;
sound_ym.rd_data_reg_sel = 15; /* select port B */ sound_ym.rd_data_reg_sel = 15; /* select port B */
sound_ym.wd_data = c; /* put char onto port */ sound_ym.wd_data = c; /* put char onto port */
@@ -106,10 +107,10 @@ static int ata_par_out (char c)
sound_ym.wd_data = tmp & ~0x20; /* set strobe L */ sound_ym.wd_data = tmp & ~0x20; /* set strobe L */
MFPDELAY(); /* wait a bit */ MFPDELAY(); /* wait a bit */
sound_ym.wd_data = tmp | 0x20; /* set strobe H */ sound_ym.wd_data = tmp | 0x20; /* set strobe H */
return( 1 ); return 1;
} }
static void atari_par_console_write (struct console *co, const char *str, static void atari_par_console_write(struct console *co, const char *str,
unsigned int count) unsigned int count)
{ {
static int printer_present = 1; static int printer_present = 1;
@@ -118,12 +119,13 @@ static void atari_par_console_write (struct console *co, const char *str,
return; return;
while (count--) { while (count--) {
if (*str == '\n') if (*str == '\n') {
if (!ata_par_out( '\r' )) { if (!ata_par_out('\r')) {
printer_present = 0; printer_present = 0;
return; return;
} }
if (!ata_par_out( *str++ )) { }
if (!ata_par_out(*str++)) {
printer_present = 0; printer_present = 0;
return; return;
} }
@@ -133,39 +135,43 @@ static void atari_par_console_write (struct console *co, const char *str,
#ifdef CONFIG_SERIAL_CONSOLE #ifdef CONFIG_SERIAL_CONSOLE
int atari_mfp_console_wait_key(struct console *co) int atari_mfp_console_wait_key(struct console *co)
{ {
while( !(mfp.rcv_stat & 0x80) ) /* wait for rx buf filled */ while (!(mfp.rcv_stat & 0x80)) /* wait for rx buf filled */
barrier(); barrier();
return( mfp.usart_dta ); return mfp.usart_dta;
} }
int atari_scc_console_wait_key(struct console *co) int atari_scc_console_wait_key(struct console *co)
{ {
do { do {
MFPDELAY(); MFPDELAY();
} while( !(scc.cha_b_ctrl & 0x01) ); /* wait for rx buf filled */ } while (!(scc.cha_b_ctrl & 0x01)); /* wait for rx buf filled */
MFPDELAY(); MFPDELAY();
return( scc.cha_b_data ); return scc.cha_b_data;
} }
int atari_midi_console_wait_key(struct console *co) int atari_midi_console_wait_key(struct console *co)
{ {
while( !(acia.mid_ctrl & ACIA_RDRF) ) /* wait for rx buf filled */ while (!(acia.mid_ctrl & ACIA_RDRF)) /* wait for rx buf filled */
barrier(); barrier();
return( acia.mid_data ); return acia.mid_data;
} }
#endif #endif
/* The following two functions do a quick'n'dirty initialization of the MFP or /*
* The following two functions do a quick'n'dirty initialization of the MFP or
* SCC serial ports. They're used by the debugging interface, kgdb, and the * SCC serial ports. They're used by the debugging interface, kgdb, and the
* serial console code. */ * serial console code.
*/
#ifndef CONFIG_SERIAL_CONSOLE #ifndef CONFIG_SERIAL_CONSOLE
static void __init atari_init_mfp_port( int cflag ) static void __init atari_init_mfp_port(int cflag)
#else #else
void atari_init_mfp_port( int cflag ) void atari_init_mfp_port(int cflag)
#endif #endif
{ {
/* timer values for 1200...115200 bps; > 38400 select 110, 134, or 150 /*
* bps, resp., and work only correct if there's a RSVE or RSSPEED */ * timer values for 1200...115200 bps; > 38400 select 110, 134, or 150
* bps, resp., and work only correct if there's a RSVE or RSSPEED
*/
static int baud_table[9] = { 16, 11, 8, 4, 2, 1, 175, 143, 128 }; static int baud_table[9] = { 16, 11, 8, 4, 2, 1, 175, 143, 128 };
int baud = cflag & CBAUD; int baud = cflag & CBAUD;
int parity = (cflag & PARENB) ? ((cflag & PARODD) ? 0x04 : 0x06) : 0; int parity = (cflag & PARENB) ? ((cflag & PARODD) ? 0x04 : 0x06) : 0;
@@ -187,27 +193,27 @@ void atari_init_mfp_port( int cflag )
atari_MFP_init_done = 1; atari_MFP_init_done = 1;
} }
#define SCC_WRITE(reg,val) \ #define SCC_WRITE(reg, val) \
do { \ do { \
scc.cha_b_ctrl = (reg); \ scc.cha_b_ctrl = (reg); \
MFPDELAY(); \ MFPDELAY(); \
scc.cha_b_ctrl = (val); \ scc.cha_b_ctrl = (val); \
MFPDELAY(); \ MFPDELAY(); \
} while(0) } while (0)
/* loops_per_jiffy isn't initialized yet, so we can't use udelay(). This does a /* loops_per_jiffy isn't initialized yet, so we can't use udelay(). This does a
* delay of ~ 60us. */ * delay of ~ 60us. */
#define LONG_DELAY() \ #define LONG_DELAY() \
do { \ do { \
int i; \ int i; \
for( i = 100; i > 0; --i ) \ for (i = 100; i > 0; --i) \
MFPDELAY(); \ MFPDELAY(); \
} while(0) } while (0)
#ifndef CONFIG_SERIAL_CONSOLE #ifndef CONFIG_SERIAL_CONSOLE
static void __init atari_init_scc_port( int cflag ) static void __init atari_init_scc_port(int cflag)
#else #else
void atari_init_scc_port( int cflag ) void atari_init_scc_port(int cflag)
#endif #endif
{ {
extern int atari_SCC_reset_done; extern int atari_SCC_reset_done;
@@ -249,32 +255,31 @@ void atari_init_scc_port( int cflag )
reg5 = (cflag & CSIZE) == CS8 ? 0x60 : 0x20 | 0x82 /* assert DTR/RTS */; reg5 = (cflag & CSIZE) == CS8 ? 0x60 : 0x20 | 0x82 /* assert DTR/RTS */;
(void)scc.cha_b_ctrl; /* reset reg pointer */ (void)scc.cha_b_ctrl; /* reset reg pointer */
SCC_WRITE( 9, 0xc0 ); /* reset */ SCC_WRITE(9, 0xc0); /* reset */
LONG_DELAY(); /* extra delay after WR9 access */ LONG_DELAY(); /* extra delay after WR9 access */
SCC_WRITE( 4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) : 0 | SCC_WRITE(4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03)
0x04 /* 1 stopbit */ | : 0 | 0x04 /* 1 stopbit */ | clkmode);
clkmode ); SCC_WRITE(3, reg3);
SCC_WRITE( 3, reg3 ); SCC_WRITE(5, reg5);
SCC_WRITE( 5, reg5 ); SCC_WRITE(9, 0); /* no interrupts */
SCC_WRITE( 9, 0 ); /* no interrupts */
LONG_DELAY(); /* extra delay after WR9 access */ LONG_DELAY(); /* extra delay after WR9 access */
SCC_WRITE( 10, 0 ); /* NRZ mode */ SCC_WRITE(10, 0); /* NRZ mode */
SCC_WRITE( 11, clksrc ); /* main clock source */ SCC_WRITE(11, clksrc); /* main clock source */
SCC_WRITE( 12, div ); /* BRG value */ SCC_WRITE(12, div); /* BRG value */
SCC_WRITE( 13, 0 ); /* BRG high byte */ SCC_WRITE(13, 0); /* BRG high byte */
SCC_WRITE( 14, brgsrc_table[baud] ); SCC_WRITE(14, brgsrc_table[baud]);
SCC_WRITE( 14, brgsrc_table[baud] | (div ? 1 : 0) ); SCC_WRITE(14, brgsrc_table[baud] | (div ? 1 : 0));
SCC_WRITE( 3, reg3 | 1 ); SCC_WRITE(3, reg3 | 1);
SCC_WRITE( 5, reg5 | 8 ); SCC_WRITE(5, reg5 | 8);
atari_SCC_reset_done = 1; atari_SCC_reset_done = 1;
atari_SCC_init_done = 1; atari_SCC_init_done = 1;
} }
#ifndef CONFIG_SERIAL_CONSOLE #ifndef CONFIG_SERIAL_CONSOLE
static void __init atari_init_midi_port( int cflag ) static void __init atari_init_midi_port(int cflag)
#else #else
void atari_init_midi_port( int cflag ) void atari_init_midi_port(int cflag)
#endif #endif
{ {
int baud = cflag & CBAUD; int baud = cflag & CBAUD;
@@ -302,30 +307,26 @@ void atari_init_midi_port( int cflag )
void __init atari_debug_init(void) void __init atari_debug_init(void)
{ {
if (!strcmp( m68k_debug_device, "ser" )) { if (!strcmp(m68k_debug_device, "ser")) {
/* defaults to ser2 for a Falcon and ser1 otherwise */ /* defaults to ser2 for a Falcon and ser1 otherwise */
strcpy( m68k_debug_device, MACH_IS_FALCON ? "ser2" : "ser1" ); strcpy(m68k_debug_device, MACH_IS_FALCON ? "ser2" : "ser1");
} }
if (!strcmp( m68k_debug_device, "ser1" )) { if (!strcmp(m68k_debug_device, "ser1")) {
/* ST-MFP Modem1 serial port */ /* ST-MFP Modem1 serial port */
atari_init_mfp_port( B9600|CS8 ); atari_init_mfp_port(B9600|CS8);
atari_console_driver.write = atari_mfp_console_write; atari_console_driver.write = atari_mfp_console_write;
} } else if (!strcmp(m68k_debug_device, "ser2")) {
else if (!strcmp( m68k_debug_device, "ser2" )) {
/* SCC Modem2 serial port */ /* SCC Modem2 serial port */
atari_init_scc_port( B9600|CS8 ); atari_init_scc_port(B9600|CS8);
atari_console_driver.write = atari_scc_console_write; atari_console_driver.write = atari_scc_console_write;
} } else if (!strcmp(m68k_debug_device, "midi")) {
else if (!strcmp( m68k_debug_device, "midi" )) {
/* MIDI port */ /* MIDI port */
atari_init_midi_port( B9600|CS8 ); atari_init_midi_port(B9600|CS8);
atari_console_driver.write = atari_midi_console_write; atari_console_driver.write = atari_midi_console_write;
} } else if (!strcmp(m68k_debug_device, "par")) {
else if (!strcmp( m68k_debug_device, "par" )) {
/* parallel printer */ /* parallel printer */
atari_turnoff_irq( IRQ_MFP_BUSY ); /* avoid ints */ atari_turnoff_irq(IRQ_MFP_BUSY); /* avoid ints */
sound_ym.rd_data_reg_sel = 7; /* select mixer control */ sound_ym.rd_data_reg_sel = 7; /* select mixer control */
sound_ym.wd_data = 0xff; /* sound off, ports are output */ sound_ym.wd_data = 0xff; /* sound off, ports are output */
sound_ym.rd_data_reg_sel = 15; /* select port B */ sound_ym.rd_data_reg_sel = 15; /* select port B */
@@ -337,10 +338,3 @@ void __init atari_debug_init(void)
if (atari_console_driver.write) if (atari_console_driver.write)
register_console(&atari_console_driver); register_console(&atari_console_driver);
} }
/*
* Local variables:
* c-indent-level: 4
* tab-width: 8
* End:
*/

67
arch/m68k/kernel/setup.c
View File

@@ -133,9 +133,6 @@ extern void config_hp300(void);
extern void config_q40(void); extern void config_q40(void);
extern void config_sun3x(void); extern void config_sun3x(void);
extern void mac_debugging_short (int, short);
extern void mac_debugging_long (int, long);
#define MASK_256K 0xfffc0000 #define MASK_256K 0xfffc0000
extern void paging_init(void); extern void paging_init(void);
@@ -145,6 +142,7 @@ static void __init m68k_parse_bootinfo(const struct bi_record *record)
while (record->tag != BI_LAST) { while (record->tag != BI_LAST) {
int unknown = 0; int unknown = 0;
const unsigned long *data = record->data; const unsigned long *data = record->data;
switch (record->tag) { switch (record->tag) {
case BI_MACHTYPE: case BI_MACHTYPE:
case BI_CPUTYPE: case BI_CPUTYPE:
@@ -168,7 +166,8 @@ static void __init m68k_parse_bootinfo(const struct bi_record *record)
break; break;
case BI_COMMAND_LINE: case BI_COMMAND_LINE:
strlcpy(m68k_command_line, (const char *)data, sizeof(m68k_command_line)); strlcpy(m68k_command_line, (const char *)data,
sizeof(m68k_command_line));
break; break;
default: default:
@@ -194,7 +193,8 @@ static void __init m68k_parse_bootinfo(const struct bi_record *record)
if (unknown) if (unknown)
printk("m68k_parse_bootinfo: unknown tag 0x%04x ignored\n", printk("m68k_parse_bootinfo: unknown tag 0x%04x ignored\n",
record->tag); record->tag);
record = (struct bi_record *)((unsigned long)record+record->size); record = (struct bi_record *)((unsigned long)record +
record->size);
} }
m68k_realnum_memory = m68k_num_memory; m68k_realnum_memory = m68k_num_memory;
@@ -234,7 +234,7 @@ void __init setup_arch(char **cmdline_p)
/* clear the fpu if we have one */ /* clear the fpu if we have one */
if (m68k_fputype & (FPU_68881|FPU_68882|FPU_68040|FPU_68060)) { if (m68k_fputype & (FPU_68881|FPU_68882|FPU_68040|FPU_68060)) {
volatile int zero = 0; volatile int zero = 0;
asm __volatile__ ("frestore %0" : : "m" (zero)); asm volatile ("frestore %0" : : "m" (zero));
} }
#endif #endif
@@ -262,31 +262,34 @@ void __init setup_arch(char **cmdline_p)
* For the m68k, this is currently only "debug=xxx" to enable printing * For the m68k, this is currently only "debug=xxx" to enable printing
* certain kernel messages to some machine-specific device. * certain kernel messages to some machine-specific device.
*/ */
for( p = *cmdline_p; p && *p; ) { for (p = *cmdline_p; p && *p;) {
i = 0; i = 0;
if (!strncmp( p, "debug=", 6 )) { if (!strncmp(p, "debug=", 6)) {
strlcpy( m68k_debug_device, p+6, sizeof(m68k_debug_device) ); strlcpy(m68k_debug_device, p+6, sizeof(m68k_debug_device));
if ((q = strchr( m68k_debug_device, ' ' ))) *q = 0; q = strchr(m68k_debug_device, ' ');
if (q)
*q = 0;
i = 1; i = 1;
} }
#ifdef CONFIG_ATARI #ifdef CONFIG_ATARI
/* This option must be parsed very early */ /* This option must be parsed very early */
if (!strncmp( p, "switches=", 9 )) { if (!strncmp(p, "switches=", 9)) {
extern void atari_switches_setup( const char *, int ); extern void atari_switches_setup(const char *, int);
atari_switches_setup( p+9, (q = strchr( p+9, ' ' )) ? q = strchr(p + 9, ' ');
(q - (p+9)) : strlen(p+9) ); atari_switches_setup(p + 9, q ? (q - (p + 9)) : strlen(p + 9));
i = 1; i = 1;
} }
#endif #endif
if (i) { if (i) {
/* option processed, delete it */ /* option processed, delete it */
if ((q = strchr( p, ' ' ))) if ((q = strchr(p, ' ')))
strcpy( p, q+1 ); strcpy(p, q + 1);
else else
*p = 0; *p = 0;
} else { } else {
if ((p = strchr( p, ' ' ))) ++p; if ((p = strchr(p, ' ')))
++p;
} }
} }
@@ -351,7 +354,7 @@ void __init setup_arch(char **cmdline_p)
break; break;
#endif #endif
default: default:
panic ("No configuration setup"); panic("No configuration setup");
} }
#ifndef CONFIG_SUN3 #ifndef CONFIG_SUN3
@@ -380,7 +383,7 @@ void __init setup_arch(char **cmdline_p)
reserve_bootmem(m68k_ramdisk.addr, m68k_ramdisk.size); reserve_bootmem(m68k_ramdisk.addr, m68k_ramdisk.size);
initrd_start = (unsigned long)phys_to_virt(m68k_ramdisk.addr); initrd_start = (unsigned long)phys_to_virt(m68k_ramdisk.addr);
initrd_end = initrd_start + m68k_ramdisk.size; initrd_end = initrd_start + m68k_ramdisk.size;
printk ("initrd: %08lx - %08lx\n", initrd_start, initrd_end); printk("initrd: %08lx - %08lx\n", initrd_start, initrd_end);
} }
#endif #endif
@@ -406,12 +409,12 @@ void __init setup_arch(char **cmdline_p)
isa_sex = 0; isa_sex = 0;
} }
#elif defined(CONFIG_GG2) #elif defined(CONFIG_GG2)
if (MACH_IS_AMIGA && AMIGAHW_PRESENT(GG2_ISA)){ if (MACH_IS_AMIGA && AMIGAHW_PRESENT(GG2_ISA)) {
isa_type = GG2_ISA; isa_type = GG2_ISA;
isa_sex = 0; isa_sex = 0;
} }
#elif defined(CONFIG_AMIGA_PCMCIA) #elif defined(CONFIG_AMIGA_PCMCIA)
if (MACH_IS_AMIGA && AMIGAHW_PRESENT(PCMCIA)){ if (MACH_IS_AMIGA && AMIGAHW_PRESENT(PCMCIA)) {
isa_type = AG_ISA; isa_type = AG_ISA;
isa_sex = 1; isa_sex = 1;
} }
@@ -447,7 +450,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
} }
#ifdef CONFIG_M68KFPU_EMU_ONLY #ifdef CONFIG_M68KFPU_EMU_ONLY
fpu="none(soft float)"; fpu = "none(soft float)";
#else #else
if (m68k_fputype & FPU_68881) if (m68k_fputype & FPU_68881)
fpu = "68881"; fpu = "68881";
@@ -478,7 +481,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
else else
mmu = "unknown"; mmu = "unknown";
clockfreq = loops_per_jiffy*HZ*clockfactor; clockfreq = loops_per_jiffy * HZ * clockfactor;
seq_printf(m, "CPU:\t\t%s\n" seq_printf(m, "CPU:\t\t%s\n"
"MMU:\t\t%s\n" "MMU:\t\t%s\n"
@@ -524,26 +527,26 @@ int get_hardware_list(char *buffer)
else else
strcpy(model, "Unknown m68k"); strcpy(model, "Unknown m68k");
len += sprintf(buffer+len, "Model:\t\t%s\n", model); len += sprintf(buffer + len, "Model:\t\t%s\n", model);
for (mem = 0, i = 0; i < m68k_num_memory; i++) for (mem = 0, i = 0; i < m68k_num_memory; i++)
mem += m68k_memory[i].size; mem += m68k_memory[i].size;
len += sprintf(buffer+len, "System Memory:\t%ldK\n", mem>>10); len += sprintf(buffer + len, "System Memory:\t%ldK\n", mem >> 10);
if (mach_get_hardware_list) if (mach_get_hardware_list)
len += mach_get_hardware_list(buffer+len); len += mach_get_hardware_list(buffer + len);
return(len); return len;
} }
void check_bugs(void) void check_bugs(void)
{ {
#ifndef CONFIG_M68KFPU_EMU #ifndef CONFIG_M68KFPU_EMU
if (m68k_fputype == 0) { if (m68k_fputype == 0) {
printk( KERN_EMERG "*** YOU DO NOT HAVE A FLOATING POINT UNIT, " printk(KERN_EMERG "*** YOU DO NOT HAVE A FLOATING POINT UNIT, "
"WHICH IS REQUIRED BY LINUX/M68K ***\n" ); "WHICH IS REQUIRED BY LINUX/M68K ***\n");
printk( KERN_EMERG "Upgrade your hardware or join the FPU " printk(KERN_EMERG "Upgrade your hardware or join the FPU "
"emulation project\n" ); "emulation project\n");
panic( "no FPU" ); panic("no FPU");
} }
#endif /* !CONFIG_M68KFPU_EMU */ #endif /* !CONFIG_M68KFPU_EMU */
} }

51
arch/m68k/mac/config.c
View File

@@ -65,9 +65,9 @@ void *mac_env; /* Loaded by the boot asm */
unsigned long mac_orig_videoaddr; unsigned long mac_orig_videoaddr;
/* Mac specific timer functions */ /* Mac specific timer functions */
extern unsigned long mac_gettimeoffset (void); extern unsigned long mac_gettimeoffset(void);
extern int mac_hwclk (int, struct rtc_time *); extern int mac_hwclk(int, struct rtc_time *);
extern int mac_set_clock_mmss (unsigned long); extern int mac_set_clock_mmss(unsigned long);
extern int show_mac_interrupts(struct seq_file *, void *); extern int show_mac_interrupts(struct seq_file *, void *);
extern void iop_preinit(void); extern void iop_preinit(void);
extern void iop_init(void); extern void iop_init(void);
@@ -142,8 +142,9 @@ int __init mac_parse_bootinfo(const struct bi_record *record)
break; break;
default: default:
unknown = 1; unknown = 1;
break;
} }
return(unknown); return unknown;
} }
/* /*
@@ -155,6 +156,7 @@ int __init mac_parse_bootinfo(const struct bi_record *record)
static void mac_cache_card_flush(int writeback) static void mac_cache_card_flush(int writeback)
{ {
unsigned long flags; unsigned long flags;
local_irq_save(flags); local_irq_save(flags);
via_flush_cache(); via_flush_cache();
local_irq_restore(flags); local_irq_restore(flags);
@@ -162,9 +164,8 @@ static void mac_cache_card_flush(int writeback)
void __init config_mac(void) void __init config_mac(void)
{ {
if (!MACH_IS_MAC) { if (!MACH_IS_MAC)
printk(KERN_ERR "ERROR: no Mac, but config_mac() called!! \n"); printk(KERN_ERR "ERROR: no Mac, but config_mac() called!! \n");
}
mach_sched_init = mac_sched_init; mach_sched_init = mac_sched_init;
mach_init_IRQ = mac_init_IRQ; mach_init_IRQ = mac_init_IRQ;
@@ -199,14 +200,15 @@ void __init config_mac(void)
mac_identify(); mac_identify();
mac_report_hardware(); mac_report_hardware();
/* AFAIK only the IIci takes a cache card. The IIfx has onboard /*
cache ... someone needs to figure out how to tell if it's on or * AFAIK only the IIci takes a cache card. The IIfx has onboard
not. */ * cache ... someone needs to figure out how to tell if it's on or
* not.
*/
if (macintosh_config->ident == MAC_MODEL_IICI if (macintosh_config->ident == MAC_MODEL_IICI
|| macintosh_config->ident == MAC_MODEL_IIFX) { || macintosh_config->ident == MAC_MODEL_IIFX)
mach_l2_flush = mac_cache_card_flush; mach_l2_flush = mac_cache_card_flush;
}
/* /*
* Check for machine specific fixups. * Check for machine specific fixups.
@@ -233,8 +235,7 @@ void __init config_mac(void)
struct mac_model *macintosh_config; struct mac_model *macintosh_config;
EXPORT_SYMBOL(macintosh_config); EXPORT_SYMBOL(macintosh_config);
static struct mac_model mac_data_table[]= static struct mac_model mac_data_table[] = {
{
/* /*
* We'll pretend to be a Macintosh II, that's pretty safe. * We'll pretend to be a Macintosh II, that's pretty safe.
*/ */
@@ -784,12 +785,12 @@ void mac_identify(void)
if (!model) { if (!model) {
/* no bootinfo model id -> NetBSD booter was used! */ /* no bootinfo model id -> NetBSD booter was used! */
/* XXX FIXME: breaks for model > 31 */ /* XXX FIXME: breaks for model > 31 */
model=(mac_bi_data.cpuid>>2)&63; model = (mac_bi_data.cpuid >> 2) & 63;
printk (KERN_WARNING "No bootinfo model ID, using cpuid instead (hey, use Penguin!)\n"); printk(KERN_WARNING "No bootinfo model ID, using cpuid instead (hey, use Penguin!)\n");
} }
macintosh_config = mac_data_table; macintosh_config = mac_data_table;
for (m = macintosh_config ; m->ident != -1 ; m++) { for (m = macintosh_config; m->ident != -1; m++) {
if (m->ident == model) { if (m->ident == model) {
macintosh_config = m; macintosh_config = m;
break; break;
@@ -803,25 +804,25 @@ void mac_identify(void)
iop_preinit(); iop_preinit();
mac_debug_init(); mac_debug_init();
printk (KERN_INFO "Detected Macintosh model: %d \n", model); printk(KERN_INFO "Detected Macintosh model: %d \n", model);
/* /*
* Report booter data: * Report booter data:
*/ */
printk (KERN_DEBUG " Penguin bootinfo data:\n"); printk(KERN_DEBUG " Penguin bootinfo data:\n");
printk (KERN_DEBUG " Video: addr 0x%lx row 0x%lx depth %lx dimensions %ld x %ld\n", printk(KERN_DEBUG " Video: addr 0x%lx row 0x%lx depth %lx dimensions %ld x %ld\n",
mac_bi_data.videoaddr, mac_bi_data.videorow, mac_bi_data.videoaddr, mac_bi_data.videorow,
mac_bi_data.videodepth, mac_bi_data.dimensions & 0xFFFF, mac_bi_data.videodepth, mac_bi_data.dimensions & 0xFFFF,
mac_bi_data.dimensions >> 16); mac_bi_data.dimensions >> 16);
printk (KERN_DEBUG " Videological 0x%lx phys. 0x%lx, SCC at 0x%lx \n", printk(KERN_DEBUG " Videological 0x%lx phys. 0x%lx, SCC at 0x%lx \n",
mac_bi_data.videological, mac_orig_videoaddr, mac_bi_data.videological, mac_orig_videoaddr,
mac_bi_data.sccbase); mac_bi_data.sccbase);
printk (KERN_DEBUG " Boottime: 0x%lx GMTBias: 0x%lx \n", printk(KERN_DEBUG " Boottime: 0x%lx GMTBias: 0x%lx \n",
mac_bi_data.boottime, mac_bi_data.gmtbias); mac_bi_data.boottime, mac_bi_data.gmtbias);
printk (KERN_DEBUG " Machine ID: %ld CPUid: 0x%lx memory size: 0x%lx \n", printk(KERN_DEBUG " Machine ID: %ld CPUid: 0x%lx memory size: 0x%lx \n",
mac_bi_data.id, mac_bi_data.cpuid, mac_bi_data.memsize); mac_bi_data.id, mac_bi_data.cpuid, mac_bi_data.memsize);
#if 0 #if 0
printk ("Ramdisk: addr 0x%lx size 0x%lx\n", printk("Ramdisk: addr 0x%lx size 0x%lx\n",
m68k_ramdisk.addr, m68k_ramdisk.size); m68k_ramdisk.addr, m68k_ramdisk.size);
#endif #endif
@@ -844,8 +845,8 @@ void mac_identify(void)
printk(KERN_WARNING "config.c: wtf: unknown scsi, using 53c80\n"); printk(KERN_WARNING "config.c: wtf: unknown scsi, using 53c80\n");
MACHW_SET(MAC_SCSI_80); MACHW_SET(MAC_SCSI_80);
break; break;
} }
iop_init(); iop_init();
via_init(); via_init();
oss_init(); oss_init();
@@ -860,6 +861,6 @@ void mac_report_hardware(void)
static void mac_get_model(char *str) static void mac_get_model(char *str)
{ {
strcpy(str,"Macintosh "); strcpy(str, "Macintosh ");
strcat(str, macintosh_config->name); strcat(str, macintosh_config->name);
} }

145
arch/m68k/mac/debug.c
View File

@@ -52,7 +52,7 @@ extern void mac_serial_print(const char *);
*/ */
#ifdef DEBUG_SCREEN #ifdef DEBUG_SCREEN
static int peng=0, line=0; static int peng, line;
#endif #endif
void mac_debugging_short(int pos, short num) void mac_debugging_short(int pos, short num)
@@ -74,15 +74,14 @@ void mac_debugging_short(int pos, short num)
} }
/* calculate current offset */ /* calculate current offset */
pengoffset=(unsigned char *)(mac_videobase+(150+line*2)*mac_rowbytes) pengoffset = (unsigned char *)mac_videobase +
+80*peng; (150+line*2) * mac_rowbytes) + 80 * peng;
pptr=pengoffset; pptr = pengoffset;
for(i=0;i<8*sizeof(short);i++) /* # of bits */ for (i = 0; i < 8 * sizeof(short); i++) { /* # of bits */
{
/* value mask for bit i, reverse order */ /* value mask for bit i, reverse order */
*pptr++ = (num & ( 1 << (8*sizeof(short)-i-1) ) ? 0xFF : 0x00); *pptr++ = (num & (1 << (8*sizeof(short)-i-1)) ? 0xFF : 0x00);
} }
peng++; peng++;
@@ -115,11 +114,10 @@ void mac_debugging_long(int pos, long addr)
pengoffset=(unsigned char *)(mac_videobase+(150+line*2)*mac_rowbytes) pengoffset=(unsigned char *)(mac_videobase+(150+line*2)*mac_rowbytes)
+80*peng; +80*peng;
pptr=pengoffset; pptr = pengoffset;
for(i=0;i<8*sizeof(long);i++) /* # of bits */ for (i = 0; i < 8 * sizeof(long); i++) { /* # of bits */
{ *pptr++ = (addr & (1 << (8*sizeof(long)-i-1)) ? 0xFF : 0x00);
*pptr++ = (addr & ( 1 << (8*sizeof(long)-i-1) ) ? 0xFF : 0x00);
} }
peng++; peng++;
@@ -136,8 +134,7 @@ void mac_debugging_long(int pos, long addr)
* TODO: serial debug code * TODO: serial debug code
*/ */
struct mac_SCC struct mac_SCC {
{
u_char cha_b_ctrl; u_char cha_b_ctrl;
u_char char_dummy1; u_char char_dummy1;
u_char cha_a_ctrl; u_char cha_a_ctrl;
@@ -145,7 +142,7 @@ struct mac_SCC
u_char cha_b_data; u_char cha_b_data;
u_char char_dummy3; u_char char_dummy3;
u_char cha_a_data; u_char cha_a_data;
}; };
# define scc (*((volatile struct mac_SCC*)mac_bi_data.sccbase)) # define scc (*((volatile struct mac_SCC*)mac_bi_data.sccbase))
@@ -178,7 +175,7 @@ static struct console mac_console_driver = {
* this driver if Mac. * this driver if Mac.
*/ */
void mac_debug_console_write (struct console *co, const char *str, void mac_debug_console_write(struct console *co, const char *str,
unsigned int count) unsigned int count)
{ {
mac_serial_print(str); mac_serial_print(str);
@@ -190,47 +187,49 @@ void mac_debug_console_write (struct console *co, const char *str,
#define uSEC 1 #define uSEC 1
static inline void mac_sccb_out (char c) static inline void mac_sccb_out(char c)
{ {
int i; int i;
do { do {
for( i = uSEC; i > 0; --i ) for (i = uSEC; i > 0; --i)
barrier(); barrier();
} while (!(scc.cha_b_ctrl & 0x04)); /* wait for tx buf empty */ } while (!(scc.cha_b_ctrl & 0x04)); /* wait for tx buf empty */
for( i = uSEC; i > 0; --i ) for (i = uSEC; i > 0; --i)
barrier(); barrier();
scc.cha_b_data = c; scc.cha_b_data = c;
} }
static inline void mac_scca_out (char c) static inline void mac_scca_out(char c)
{ {
int i; int i;
do { do {
for( i = uSEC; i > 0; --i ) for (i = uSEC; i > 0; --i)
barrier(); barrier();
} while (!(scc.cha_a_ctrl & 0x04)); /* wait for tx buf empty */ } while (!(scc.cha_a_ctrl & 0x04)); /* wait for tx buf empty */
for( i = uSEC; i > 0; --i ) for (i = uSEC; i > 0; --i)
barrier(); barrier();
scc.cha_a_data = c; scc.cha_a_data = c;
} }
void mac_sccb_console_write (struct console *co, const char *str, void mac_sccb_console_write(struct console *co, const char *str,
unsigned int count) unsigned int count)
{ {
while (count--) { while (count--) {
if (*str == '\n') if (*str == '\n')
mac_sccb_out( '\r' ); mac_sccb_out('\r');
mac_sccb_out( *str++ ); mac_sccb_out(*str++);
} }
} }
void mac_scca_console_write (struct console *co, const char *str, void mac_scca_console_write(struct console *co, const char *str,
unsigned int count) unsigned int count)
{ {
while (count--) { while (count--) {
if (*str == '\n') if (*str == '\n')
mac_scca_out( '\r' ); mac_scca_out('\r');
mac_scca_out( *str++ ); mac_scca_out(*str++);
} }
} }
@@ -242,10 +241,10 @@ void mac_scca_console_write (struct console *co, const char *str,
do { \ do { \
int i; \ int i; \
scc.cha_b_ctrl = (reg); \ scc.cha_b_ctrl = (reg); \
for( i = uSEC; i > 0; --i ) \ for (i = uSEC; i > 0; --i) \
barrier(); \ barrier(); \
scc.cha_b_ctrl = (val); \ scc.cha_b_ctrl = (val); \
for( i = uSEC; i > 0; --i ) \ for (i = uSEC; i > 0; --i) \
barrier(); \ barrier(); \
} while(0) } while(0)
@@ -253,10 +252,10 @@ void mac_scca_console_write (struct console *co, const char *str,
do { \ do { \
int i; \ int i; \
scc.cha_a_ctrl = (reg); \ scc.cha_a_ctrl = (reg); \
for( i = uSEC; i > 0; --i ) \ for (i = uSEC; i > 0; --i) \
barrier(); \ barrier(); \
scc.cha_a_ctrl = (val); \ scc.cha_a_ctrl = (val); \
for( i = uSEC; i > 0; --i ) \ for (i = uSEC; i > 0; --i) \
barrier(); \ barrier(); \
} while(0) } while(0)
@@ -266,14 +265,14 @@ void mac_scca_console_write (struct console *co, const char *str,
#define LONG_DELAY() \ #define LONG_DELAY() \
do { \ do { \
int i; \ int i; \
for( i = 60*uSEC; i > 0; --i ) \ for (i = 60*uSEC; i > 0; --i) \
barrier(); \ barrier(); \
} while(0) } while(0)
#ifndef CONFIG_SERIAL_CONSOLE #ifndef CONFIG_SERIAL_CONSOLE
static void __init mac_init_scc_port( int cflag, int port ) static void __init mac_init_scc_port(int cflag, int port)
#else #else
void mac_init_scc_port( int cflag, int port ) void mac_init_scc_port(int cflag, int port)
#endif #endif
{ {
extern int mac_SCC_reset_done; extern int mac_SCC_reset_done;
@@ -310,40 +309,40 @@ void mac_init_scc_port( int cflag, int port )
if (port == 1) { if (port == 1) {
(void)scc.cha_b_ctrl; /* reset reg pointer */ (void)scc.cha_b_ctrl; /* reset reg pointer */
SCCB_WRITE( 9, 0xc0 ); /* reset */ SCCB_WRITE(9, 0xc0); /* reset */
LONG_DELAY(); /* extra delay after WR9 access */ LONG_DELAY(); /* extra delay after WR9 access */
SCCB_WRITE( 4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) : 0 | SCCB_WRITE(4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) : 0 |
0x04 /* 1 stopbit */ | 0x04 /* 1 stopbit */ |
clkmode ); clkmode);
SCCB_WRITE( 3, reg3 ); SCCB_WRITE(3, reg3);
SCCB_WRITE( 5, reg5 ); SCCB_WRITE(5, reg5);
SCCB_WRITE( 9, 0 ); /* no interrupts */ SCCB_WRITE(9, 0); /* no interrupts */
LONG_DELAY(); /* extra delay after WR9 access */ LONG_DELAY(); /* extra delay after WR9 access */
SCCB_WRITE( 10, 0 ); /* NRZ mode */ SCCB_WRITE(10, 0); /* NRZ mode */
SCCB_WRITE( 11, clksrc ); /* main clock source */ SCCB_WRITE(11, clksrc); /* main clock source */
SCCB_WRITE( 12, div ); /* BRG value */ SCCB_WRITE(12, div); /* BRG value */
SCCB_WRITE( 13, 0 ); /* BRG high byte */ SCCB_WRITE(13, 0); /* BRG high byte */
SCCB_WRITE( 14, 1 ); SCCB_WRITE(14, 1);
SCCB_WRITE( 3, reg3 | 1 ); SCCB_WRITE(3, reg3 | 1);
SCCB_WRITE( 5, reg5 | 8 ); SCCB_WRITE(5, reg5 | 8);
} else if (port == 0) { } else if (port == 0) {
(void)scc.cha_a_ctrl; /* reset reg pointer */ (void)scc.cha_a_ctrl; /* reset reg pointer */
SCCA_WRITE( 9, 0xc0 ); /* reset */ SCCA_WRITE(9, 0xc0); /* reset */
LONG_DELAY(); /* extra delay after WR9 access */ LONG_DELAY(); /* extra delay after WR9 access */
SCCA_WRITE( 4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) : 0 | SCCA_WRITE(4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) : 0 |
0x04 /* 1 stopbit */ | 0x04 /* 1 stopbit */ |
clkmode ); clkmode);
SCCA_WRITE( 3, reg3 ); SCCA_WRITE(3, reg3);
SCCA_WRITE( 5, reg5 ); SCCA_WRITE(5, reg5);
SCCA_WRITE( 9, 0 ); /* no interrupts */ SCCA_WRITE(9, 0); /* no interrupts */
LONG_DELAY(); /* extra delay after WR9 access */ LONG_DELAY(); /* extra delay after WR9 access */
SCCA_WRITE( 10, 0 ); /* NRZ mode */ SCCA_WRITE(10, 0); /* NRZ mode */
SCCA_WRITE( 11, clksrc ); /* main clock source */ SCCA_WRITE(11, clksrc); /* main clock source */
SCCA_WRITE( 12, div ); /* BRG value */ SCCA_WRITE(12, div); /* BRG value */
SCCA_WRITE( 13, 0 ); /* BRG high byte */ SCCA_WRITE(13, 0); /* BRG high byte */
SCCA_WRITE( 14, 1 ); SCCA_WRITE(14, 1);
SCCA_WRITE( 3, reg3 | 1 ); SCCA_WRITE(3, reg3 | 1);
SCCA_WRITE( 5, reg5 | 8 ); SCCA_WRITE(5, reg5 | 8);
} }
mac_SCC_reset_done = 1; mac_SCC_reset_done = 1;
@@ -351,12 +350,12 @@ void mac_init_scc_port( int cflag, int port )
} }
#endif /* DEBUG_SERIAL */ #endif /* DEBUG_SERIAL */
void mac_init_scca_port( int cflag ) void mac_init_scca_port(int cflag)
{ {
mac_init_scc_port(cflag, 0); mac_init_scc_port(cflag, 0);
} }
void mac_init_sccb_port( int cflag ) void mac_init_sccb_port(int cflag)
{ {
mac_init_scc_port(cflag, 1); mac_init_scc_port(cflag, 1);
} }
@@ -364,23 +363,22 @@ void mac_init_sccb_port( int cflag )
void __init mac_debug_init(void) void __init mac_debug_init(void)
{ {
#ifdef DEBUG_SERIAL #ifdef DEBUG_SERIAL
if ( !strcmp( m68k_debug_device, "ser" ) if (!strcmp(m68k_debug_device, "ser") ||
|| !strcmp( m68k_debug_device, "ser1" )) { !strcmp(m68k_debug_device, "ser1")) {
/* Mac modem port */ /* Mac modem port */
mac_init_scc_port( B9600|CS8, 0 ); mac_init_scc_port(B9600|CS8, 0);
mac_console_driver.write = mac_scca_console_write; mac_console_driver.write = mac_scca_console_write;
scc_port = 0; scc_port = 0;
} } else if (!strcmp(m68k_debug_device, "ser2")) {
else if (!strcmp( m68k_debug_device, "ser2" )) {
/* Mac printer port */ /* Mac printer port */
mac_init_scc_port( B9600|CS8, 1 ); mac_init_scc_port(B9600|CS8, 1);
mac_console_driver.write = mac_sccb_console_write; mac_console_driver.write = mac_sccb_console_write;
scc_port = 1; scc_port = 1;
} }
#endif #endif
#ifdef DEBUG_HEADS #ifdef DEBUG_HEADS
if ( !strcmp( m68k_debug_device, "scn" ) if (!strcmp(m68k_debug_device, "scn") ||
|| !strcmp( m68k_debug_device, "con" )) { !strcmp(m68k_debug_device, "con")) {
/* display, using head.S console routines */ /* display, using head.S console routines */
mac_console_driver.write = mac_debug_console_write; mac_console_driver.write = mac_debug_console_write;
} }
@@ -388,10 +386,3 @@ void __init mac_debug_init(void)
if (mac_console_driver.write) if (mac_console_driver.write)
register_console(&mac_console_driver); register_console(&mac_console_driver);
} }
/*
* Local variables:
* c-indent-level: 4
* tab-width: 8
* End:
*/

137
arch/m68k/q40/config.c
View File

@@ -35,24 +35,24 @@
#include <asm/machdep.h> #include <asm/machdep.h>
#include <asm/q40_master.h> #include <asm/q40_master.h>
extern irqreturn_t q40_process_int (int level, struct pt_regs *regs); extern irqreturn_t q40_process_int(int level, struct pt_regs *regs);
extern void q40_init_IRQ (void); extern void q40_init_IRQ(void);
static void q40_get_model(char *model); static void q40_get_model(char *model);
static int q40_get_hardware_list(char *buffer); static int q40_get_hardware_list(char *buffer);
extern void q40_sched_init(irq_handler_t handler); extern void q40_sched_init(irq_handler_t handler);
extern unsigned long q40_gettimeoffset (void); extern unsigned long q40_gettimeoffset(void);
extern int q40_hwclk (int, struct rtc_time *); extern int q40_hwclk(int, struct rtc_time *);
extern unsigned int q40_get_ss (void); extern unsigned int q40_get_ss(void);
extern int q40_set_clock_mmss (unsigned long); extern int q40_set_clock_mmss(unsigned long);
static int q40_get_rtc_pll(struct rtc_pll_info *pll); static int q40_get_rtc_pll(struct rtc_pll_info *pll);
static int q40_set_rtc_pll(struct rtc_pll_info *pll); static int q40_set_rtc_pll(struct rtc_pll_info *pll);
extern void q40_reset (void); extern void q40_reset(void);
void q40_halt(void); void q40_halt(void);
extern void q40_waitbut(void); extern void q40_waitbut(void);
void q40_set_vectors (void); void q40_set_vectors(void);
extern void q40_mksound(unsigned int /*freq*/, unsigned int /*ticks*/ ); extern void q40_mksound(unsigned int /*freq*/, unsigned int /*ticks*/);
extern char m68k_debug_device[]; extern char m68k_debug_device[];
static void q40_mem_console_write(struct console *co, const char *b, static void q40_mem_console_write(struct console *co, const char *b,
@@ -74,36 +74,38 @@ static int _cpleft;
static void q40_mem_console_write(struct console *co, const char *s, static void q40_mem_console_write(struct console *co, const char *s,
unsigned int count) unsigned int count)
{ {
char *p=(char *)s; const char *p = s;
if (count<_cpleft) if (count < _cpleft) {
while (count-- >0){ while (count-- > 0) {
*q40_mem_cptr=*p++; *q40_mem_cptr = *p++;
q40_mem_cptr+=4; q40_mem_cptr += 4;
_cpleft--; _cpleft--;
} }
}
} }
#if 0 #if 0
void printq40(char *str) void printq40(char *str)
{ {
int l=strlen(str); int l = strlen(str);
char *p=q40_mem_cptr; char *p = q40_mem_cptr;
while (l-- >0 && _cpleft-- >0) while (l-- > 0 && _cpleft-- > 0) {
{ *p = *str++;
*p=*str++; p += 4;
p+=4;
} }
q40_mem_cptr=p; q40_mem_cptr = p;
} }
#endif #endif
static int halted=0; static int halted;
#ifdef CONFIG_HEARTBEAT #ifdef CONFIG_HEARTBEAT
static void q40_heartbeat(int on) static void q40_heartbeat(int on)
{ {
if (halted) return; if (halted)
return;
if (on) if (on)
Q40_LED_ON(); Q40_LED_ON();
@@ -114,21 +116,23 @@ static void q40_heartbeat(int on)
void q40_reset(void) void q40_reset(void)
{ {
halted=1; halted = 1;
printk ("\n\n*******************************************\n" printk("\n\n*******************************************\n"
"Called q40_reset : press the RESET button!! \n" "Called q40_reset : press the RESET button!! \n"
"*******************************************\n"); "*******************************************\n");
Q40_LED_ON(); Q40_LED_ON();
while(1) ; while (1)
;
} }
void q40_halt(void) void q40_halt(void)
{ {
halted=1; halted = 1;
printk ("\n\n*******************\n" printk("\n\n*******************\n"
" Called q40_halt\n" " Called q40_halt\n"
"*******************\n"); "*******************\n");
Q40_LED_ON(); Q40_LED_ON();
while(1) ; while (1)
;
} }
static void q40_get_model(char *model) static void q40_get_model(char *model)
@@ -144,15 +148,19 @@ static int q40_get_hardware_list(char *buffer)
return 0; return 0;
} }
static unsigned int serports[]={0x3f8,0x2f8,0x3e8,0x2e8,0}; static unsigned int serports[] =
{
0x3f8,0x2f8,0x3e8,0x2e8,0
};
void q40_disable_irqs(void) void q40_disable_irqs(void)
{ {
unsigned i,j; unsigned i, j;
j=0; j = 0;
while((i=serports[j++])) outb(0,i+UART_IER); while ((i = serports[j++]))
master_outb(0,EXT_ENABLE_REG); outb(0, i + UART_IER);
master_outb(0,KEY_IRQ_ENABLE_REG); master_outb(0, EXT_ENABLE_REG);
master_outb(0, KEY_IRQ_ENABLE_REG);
} }
void __init config_q40(void) void __init config_q40(void)
@@ -188,10 +196,9 @@ void __init config_q40(void)
mach_max_dma_address = 1024*1024*1024; mach_max_dma_address = 1024*1024*1024;
/* useful for early debugging stages - writes kernel messages into SRAM */ /* useful for early debugging stages - writes kernel messages into SRAM */
if (!strncmp( m68k_debug_device,"mem",3 )) if (!strncmp( m68k_debug_device,"mem", 3)) {
{
/*printk("using NVRAM debug, q40_mem_cptr=%p\n",q40_mem_cptr);*/ /*printk("using NVRAM debug, q40_mem_cptr=%p\n",q40_mem_cptr);*/
_cpleft=2000-((long)q40_mem_cptr-0xff020000)/4; _cpleft = 2000 - ((long)q40_mem_cptr-0xff020000) / 4;
q40_console_driver.write = q40_mem_console_write; q40_console_driver.write = q40_mem_console_write;
register_console(&q40_console_driver); register_console(&q40_console_driver);
} }
@@ -204,20 +211,20 @@ int q40_parse_bootinfo(const struct bi_record *rec)
} }
static inline unsigned char bcd2bin (unsigned char b) static inline unsigned char bcd2bin(unsigned char b)
{ {
return ((b>>4)*10 + (b&15)); return (b >> 4) * 10 + (b & 15);
} }
static inline unsigned char bin2bcd (unsigned char b) static inline unsigned char bin2bcd(unsigned char b)
{ {
return (((b/10)*16) + (b%10)); return (b / 10) * 16 + (b % 10);
} }
unsigned long q40_gettimeoffset (void) unsigned long q40_gettimeoffset(void)
{ {
return 5000*(ql_ticks!=0); return 5000 * (ql_ticks != 0);
} }
@@ -238,8 +245,8 @@ unsigned long q40_gettimeoffset (void)
int q40_hwclk(int op, struct rtc_time *t) int q40_hwclk(int op, struct rtc_time *t)
{ {
if (op) if (op) {
{ /* Write.... */ /* Write.... */
Q40_RTC_CTRL |= Q40_RTC_WRITE; Q40_RTC_CTRL |= Q40_RTC_WRITE;
Q40_RTC_SECS = bin2bcd(t->tm_sec); Q40_RTC_SECS = bin2bcd(t->tm_sec);
@@ -252,9 +259,8 @@ int q40_hwclk(int op, struct rtc_time *t)
Q40_RTC_DOW = bin2bcd(t->tm_wday+1); Q40_RTC_DOW = bin2bcd(t->tm_wday+1);
Q40_RTC_CTRL &= ~(Q40_RTC_WRITE); Q40_RTC_CTRL &= ~(Q40_RTC_WRITE);
} } else {
else /* Read.... */
{ /* Read.... */
Q40_RTC_CTRL |= Q40_RTC_READ; Q40_RTC_CTRL |= Q40_RTC_READ;
t->tm_year = bcd2bin (Q40_RTC_YEAR); t->tm_year = bcd2bin (Q40_RTC_YEAR);
@@ -269,7 +275,6 @@ int q40_hwclk(int op, struct rtc_time *t)
if (t->tm_year < 70) if (t->tm_year < 70)
t->tm_year += 100; t->tm_year += 100;
t->tm_wday = bcd2bin(Q40_RTC_DOW)-1; t->tm_wday = bcd2bin(Q40_RTC_DOW)-1;
} }
return 0; return 0;
@@ -285,29 +290,25 @@ unsigned int q40_get_ss(void)
* clock is out by > 30 minutes. Logic lifted from atari code. * clock is out by > 30 minutes. Logic lifted from atari code.
*/ */
int q40_set_clock_mmss (unsigned long nowtime) int q40_set_clock_mmss(unsigned long nowtime)
{ {
int retval = 0; int retval = 0;
short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60; short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60;
int rtc_minutes; int rtc_minutes;
rtc_minutes = bcd2bin(Q40_RTC_MINS);
rtc_minutes = bcd2bin (Q40_RTC_MINS); if ((rtc_minutes < real_minutes ?
real_minutes - rtc_minutes :
if ((rtc_minutes < real_minutes rtc_minutes - real_minutes) < 30) {
? real_minutes - rtc_minutes
: rtc_minutes - real_minutes) < 30)
{
Q40_RTC_CTRL |= Q40_RTC_WRITE; Q40_RTC_CTRL |= Q40_RTC_WRITE;
Q40_RTC_MINS = bin2bcd(real_minutes); Q40_RTC_MINS = bin2bcd(real_minutes);
Q40_RTC_SECS = bin2bcd(real_seconds); Q40_RTC_SECS = bin2bcd(real_seconds);
Q40_RTC_CTRL &= ~(Q40_RTC_WRITE); Q40_RTC_CTRL &= ~(Q40_RTC_WRITE);
} } else
else
retval = -1; retval = -1;
return retval; return retval;
} }
@@ -318,21 +319,23 @@ int q40_set_clock_mmss (unsigned long nowtime)
static int q40_get_rtc_pll(struct rtc_pll_info *pll) static int q40_get_rtc_pll(struct rtc_pll_info *pll)
{ {
int tmp=Q40_RTC_CTRL; int tmp = Q40_RTC_CTRL;
pll->pll_value = tmp & Q40_RTC_PLL_MASK; pll->pll_value = tmp & Q40_RTC_PLL_MASK;
if (tmp & Q40_RTC_PLL_SIGN) if (tmp & Q40_RTC_PLL_SIGN)
pll->pll_value = -pll->pll_value; pll->pll_value = -pll->pll_value;
pll->pll_max=31; pll->pll_max = 31;
pll->pll_min=-31; pll->pll_min = -31;
pll->pll_posmult=512; pll->pll_posmult = 512;
pll->pll_negmult=256; pll->pll_negmult = 256;
pll->pll_clock=125829120; pll->pll_clock = 125829120;
return 0; return 0;
} }
static int q40_set_rtc_pll(struct rtc_pll_info *pll) static int q40_set_rtc_pll(struct rtc_pll_info *pll)
{ {
if (!pll->pll_ctrl){ if (!pll->pll_ctrl) {
/* the docs are a bit unclear so I am doublesetting */ /* the docs are a bit unclear so I am doublesetting */
/* RTC_WRITE here ... */ /* RTC_WRITE here ... */
int tmp = (pll->pll_value & 31) | (pll->pll_value<0 ? 32 : 0) | int tmp = (pll->pll_value & 31) | (pll->pll_value<0 ? 32 : 0) |

15
arch/m68k/sun3x/prom.c
View File

@@ -40,20 +40,20 @@ void sun3x_halt(void)
local_irq_save(flags); local_irq_save(flags);
/* Restore prom vbr */ /* Restore prom vbr */
__asm__ volatile ("movec %0,%%vbr" : : "r" ((void*)sun3x_prom_vbr)); asm volatile ("movec %0,%%vbr" : : "r" ((void*)sun3x_prom_vbr));
/* Restore prom NMI clock */ /* Restore prom NMI clock */
// sun3x_disable_intreg(5); // sun3x_disable_intreg(5);
sun3_enable_irq(7); sun3_enable_irq(7);
/* Let 'er rip */ /* Let 'er rip */
__asm__ volatile ("trap #14" : : ); asm volatile ("trap #14");
/* Restore everything */ /* Restore everything */
sun3_disable_irq(7); sun3_disable_irq(7);
sun3_enable_irq(5); sun3_enable_irq(5);
__asm__ volatile ("movec %0,%%vbr" : : "r" ((void*)vectors)); asm volatile ("movec %0,%%vbr" : : "r" ((void*)vectors));
local_irq_restore(flags); local_irq_restore(flags);
} }
@@ -63,7 +63,7 @@ void sun3x_reboot(void)
local_irq_disable(); local_irq_disable();
/* Restore prom vbr */ /* Restore prom vbr */
__asm__ volatile ("movec %0,%%vbr" : : "r" ((void*)sun3x_prom_vbr)); asm volatile ("movec %0,%%vbr" : : "r" ((void*)sun3x_prom_vbr));
/* Restore prom NMI clock */ /* Restore prom NMI clock */
sun3_disable_irq(5); sun3_disable_irq(5);
@@ -108,7 +108,7 @@ void sun3x_prom_init(void)
idprom_init(); idprom_init();
if(!((idprom->id_machtype & SM_ARCH_MASK) == SM_SUN3X)) { if (!((idprom->id_machtype & SM_ARCH_MASK) == SM_SUN3X)) {
printk("Warning: machine reports strange type %02x\n", printk("Warning: machine reports strange type %02x\n",
idprom->id_machtype); idprom->id_machtype);
printk("Pretending it's a 3/80, but very afraid...\n"); printk("Pretending it's a 3/80, but very afraid...\n");
@@ -124,8 +124,6 @@ void sun3x_prom_init(void)
if (!strcmp(m68k_debug_device, "prom")) if (!strcmp(m68k_debug_device, "prom"))
register_console(&sun3x_debug); register_console(&sun3x_debug);
} }
/* some prom functions to export */ /* some prom functions to export */
@@ -141,7 +139,6 @@ int prom_getbool (int node, char *prop)
void prom_printf(char *fmt, ...) void prom_printf(char *fmt, ...)
{ {
} }
void prom_halt (void) void prom_halt (void)
@@ -159,7 +156,7 @@ prom_get_idprom(char *idbuf, int num_bytes)
int i; int i;
/* make a copy of the idprom structure */ /* make a copy of the idprom structure */
for(i = 0; i < num_bytes; i++) for (i = 0; i < num_bytes; i++)
idbuf[i] = ((char *)SUN3X_IDPROM)[i]; idbuf[i] = ((char *)SUN3X_IDPROM)[i];
return idbuf[0]; return idbuf[0];