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-rw-r--r--arch/m68k/sun3/config.c24
-rw-r--r--arch/m68k/sun3/dvma.c6
-rw-r--r--arch/m68k/sun3/intersil.c5
-rw-r--r--arch/m68k/sun3/leds.c4
-rw-r--r--arch/m68k/sun3/mmu_emu.c13
-rw-r--r--arch/m68k/sun3/prom/console.c1
-rw-r--r--arch/m68k/sun3/prom/init.c48
-rw-r--r--arch/m68k/sun3/sun3dvma.c11
-rw-r--r--arch/m68k/sun3/sun3ints.c52
9 files changed, 49 insertions, 115 deletions
diff --git a/arch/m68k/sun3/config.c b/arch/m68k/sun3/config.c
index 732087d0735..f59ec58083f 100644
--- a/arch/m68k/sun3/config.c
+++ b/arch/m68k/sun3/config.c
@@ -11,6 +11,7 @@
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/mm.h>
+#include <linux/seq_file.h>
#include <linux/tty.h>
#include <linux/console.h>
#include <linux/init.h>
@@ -26,36 +27,27 @@
#include <asm/sun3mmu.h>
#include <asm/rtc.h>
#include <asm/machdep.h>
+#include <asm/idprom.h>
#include <asm/intersil.h>
#include <asm/irq.h>
+#include <asm/sections.h>
#include <asm/segment.h>
#include <asm/sun3ints.h>
-extern char _text, _end;
-
char sun3_reserved_pmeg[SUN3_PMEGS_NUM];
-extern unsigned long sun3_gettimeoffset(void);
+extern u32 sun3_gettimeoffset(void);
static void sun3_sched_init(irq_handler_t handler);
extern void sun3_get_model (char* model);
-extern void idprom_init (void);
extern int sun3_hwclk(int set, struct rtc_time *t);
volatile char* clock_va;
-extern volatile unsigned char* sun3_intreg;
extern unsigned long availmem;
unsigned long num_pages;
-static int sun3_get_hardware_list(char *buffer)
+static void sun3_get_hardware_list(struct seq_file *m)
{
-
- int len = 0;
-
- len += sprintf(buffer + len, "PROM Revision:\t%s\n",
- romvec->pv_monid);
-
- return len;
-
+ seq_printf(m, "PROM Revision:\t%s\n", romvec->pv_monid);
}
void __init sun3_init(void)
@@ -149,13 +141,13 @@ void __init config_sun3(void)
mach_sched_init = sun3_sched_init;
mach_init_IRQ = sun3_init_IRQ;
mach_reset = sun3_reboot;
- mach_gettimeoffset = sun3_gettimeoffset;
+ arch_gettimeoffset = sun3_gettimeoffset;
mach_get_model = sun3_get_model;
mach_hwclk = sun3_hwclk;
mach_halt = sun3_halt;
mach_get_hardware_list = sun3_get_hardware_list;
- memory_start = ((((int)&_end) + 0x2000) & ~0x1fff);
+ memory_start = ((((unsigned long)_end) + 0x2000) & ~0x1fff);
// PROM seems to want the last couple of physical pages. --m
memory_end = *(romvec->pv_sun3mem) + PAGE_OFFSET - 2*PAGE_SIZE;
diff --git a/arch/m68k/sun3/dvma.c b/arch/m68k/sun3/dvma.c
index d522eaab455..d95506e06c2 100644
--- a/arch/m68k/sun3/dvma.c
+++ b/arch/m68k/sun3/dvma.c
@@ -7,6 +7,7 @@
*
*/
+#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/bootmem.h>
@@ -62,10 +63,7 @@ int dvma_map_iommu(unsigned long kaddr, unsigned long baddr,
}
-void sun3_dvma_init(void)
+void __init sun3_dvma_init(void)
{
-
memset(ptelist, 0, sizeof(ptelist));
-
-
}
diff --git a/arch/m68k/sun3/intersil.c b/arch/m68k/sun3/intersil.c
index 0116d208d30..889829e11f1 100644
--- a/arch/m68k/sun3/intersil.c
+++ b/arch/m68k/sun3/intersil.c
@@ -14,7 +14,6 @@
#include <linux/rtc.h>
#include <asm/errno.h>
-#include <asm/system.h>
#include <asm/rtc.h>
#include <asm/intersil.h>
@@ -24,9 +23,9 @@
#define START_VAL (INTERSIL_RUN | INTERSIL_INT_ENABLE | INTERSIL_24H_MODE)
/* does this need to be implemented? */
-unsigned long sun3_gettimeoffset(void)
+u32 sun3_gettimeoffset(void)
{
- return 1;
+ return 1000;
}
diff --git a/arch/m68k/sun3/leds.c b/arch/m68k/sun3/leds.c
index a3e94846398..aad2e0a0682 100644
--- a/arch/m68k/sun3/leds.c
+++ b/arch/m68k/sun3/leds.c
@@ -7,7 +7,7 @@ void sun3_leds(unsigned char byte)
unsigned char dfc;
GET_DFC(dfc);
- SET_DFC(FC_CONTROL);
- SET_CONTROL_BYTE(AC_LEDS,byte);
+ SET_DFC(FC_CONTROL);
+ SET_CONTROL_BYTE(AC_LEDS, byte);
SET_DFC(dfc);
}
diff --git a/arch/m68k/sun3/mmu_emu.c b/arch/m68k/sun3/mmu_emu.c
index 60f9d4500d7..3f258e230ba 100644
--- a/arch/m68k/sun3/mmu_emu.c
+++ b/arch/m68k/sun3/mmu_emu.c
@@ -6,6 +6,7 @@
** Started 1/16/98 @ 2:22 am
*/
+#include <linux/init.h>
#include <linux/mman.h>
#include <linux/mm.h>
#include <linux/kernel.h>
@@ -17,7 +18,6 @@
#include <asm/setup.h>
#include <asm/traps.h>
-#include <asm/system.h>
#include <asm/uaccess.h>
#include <asm/page.h>
#include <asm/pgtable.h>
@@ -27,7 +27,6 @@
#include <asm/mmu_context.h>
#include <asm/dvma.h>
-extern void prom_reboot (char *) __attribute__ ((__noreturn__));
#undef DEBUG_MMU_EMU
#define DEBUG_PROM_MAPS
@@ -46,8 +45,8 @@ extern void prom_reboot (char *) __attribute__ ((__noreturn__));
** Globals
*/
-unsigned long vmalloc_end;
-EXPORT_SYMBOL(vmalloc_end);
+unsigned long m68k_vmalloc_end;
+EXPORT_SYMBOL(m68k_vmalloc_end);
unsigned long pmeg_vaddr[PMEGS_NUM];
unsigned char pmeg_alloc[PMEGS_NUM];
@@ -124,7 +123,7 @@ void print_pte_vaddr (unsigned long vaddr)
/*
* Initialise the MMU emulator.
*/
-void mmu_emu_init(unsigned long bootmem_end)
+void __init mmu_emu_init(unsigned long bootmem_end)
{
unsigned long seg, num;
int i,j;
@@ -173,8 +172,8 @@ void mmu_emu_init(unsigned long bootmem_end)
#endif
// the lowest mapping here is the end of our
// vmalloc region
- if(!vmalloc_end)
- vmalloc_end = seg;
+ if (!m68k_vmalloc_end)
+ m68k_vmalloc_end = seg;
// mark the segmap alloc'd, and reserve any
// of the first 0xbff pages the hardware is
diff --git a/arch/m68k/sun3/prom/console.c b/arch/m68k/sun3/prom/console.c
index 2bcb6e4bfe5..e92364373b0 100644
--- a/arch/m68k/sun3/prom/console.c
+++ b/arch/m68k/sun3/prom/console.c
@@ -10,7 +10,6 @@
#include <linux/sched.h>
#include <asm/openprom.h>
#include <asm/oplib.h>
-#include <asm/system.h>
#include <linux/string.h>
/* Non blocking get character from console input device, returns -1
diff --git a/arch/m68k/sun3/prom/init.c b/arch/m68k/sun3/prom/init.c
index d8e6349336b..eeba067d565 100644
--- a/arch/m68k/sun3/prom/init.c
+++ b/arch/m68k/sun3/prom/init.c
@@ -22,57 +22,13 @@ int prom_root_node;
struct linux_nodeops *prom_nodeops;
/* You must call prom_init() before you attempt to use any of the
- * routines in the prom library. It returns 0 on success, 1 on
- * failure. It gets passed the pointer to the PROM vector.
+ * routines in the prom library.
+ * It gets passed the pointer to the PROM vector.
*/
-extern void prom_meminit(void);
-extern void prom_ranges_init(void);
-
void __init prom_init(struct linux_romvec *rp)
{
romvec = rp;
-#ifndef CONFIG_SUN3
- switch(romvec->pv_romvers) {
- case 0:
- prom_vers = PROM_V0;
- break;
- case 2:
- prom_vers = PROM_V2;
- break;
- case 3:
- prom_vers = PROM_V3;
- break;
- case 4:
- prom_vers = PROM_P1275;
- prom_printf("PROMLIB: Sun IEEE Prom not supported yet\n");
- prom_halt();
- break;
- default:
- prom_printf("PROMLIB: Bad PROM version %d\n",
- romvec->pv_romvers);
- prom_halt();
- break;
- };
-
- prom_rev = romvec->pv_plugin_revision;
- prom_prev = romvec->pv_printrev;
- prom_nodeops = romvec->pv_nodeops;
-
- prom_root_node = prom_getsibling(0);
- if((prom_root_node == 0) || (prom_root_node == -1))
- prom_halt();
-
- if((((unsigned long) prom_nodeops) == 0) ||
- (((unsigned long) prom_nodeops) == -1))
- prom_halt();
-
- prom_meminit();
-
- prom_ranges_init();
-#endif
-// printk("PROMLIB: Sun Boot Prom Version %d Revision %d\n",
-// romvec->pv_romvers, prom_rev);
/* Initialization successful. */
return;
diff --git a/arch/m68k/sun3/sun3dvma.c b/arch/m68k/sun3/sun3dvma.c
index f9277e8b415..b37521a5259 100644
--- a/arch/m68k/sun3/sun3dvma.c
+++ b/arch/m68k/sun3/sun3dvma.c
@@ -6,8 +6,11 @@
* Contains common routines for sun3/sun3x DVMA management.
*/
+#include <linux/bootmem.h>
+#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/gfp.h>
#include <linux/mm.h>
#include <linux/list.h>
@@ -29,7 +32,7 @@ static inline void dvma_unmap_iommu(unsigned long a, int b)
extern void sun3_dvma_init(void);
#endif
-static unsigned long iommu_use[IOMMU_TOTAL_ENTRIES];
+static unsigned long *iommu_use;
#define dvma_index(baddr) ((baddr - DVMA_START) >> DVMA_PAGE_SHIFT)
@@ -244,7 +247,7 @@ static inline int free_baddr(unsigned long baddr)
}
-void dvma_init(void)
+void __init dvma_init(void)
{
struct hole *hole;
@@ -264,7 +267,7 @@ void dvma_init(void)
list_add(&(hole->list), &hole_list);
- memset(iommu_use, 0, sizeof(iommu_use));
+ iommu_use = alloc_bootmem(IOMMU_TOTAL_ENTRIES * sizeof(unsigned long));
dvma_unmap_iommu(DVMA_START, DVMA_SIZE);
@@ -274,7 +277,7 @@ void dvma_init(void)
}
-inline unsigned long dvma_map_align(unsigned long kaddr, int len, int align)
+unsigned long dvma_map_align(unsigned long kaddr, int len, int align)
{
unsigned long baddr;
diff --git a/arch/m68k/sun3/sun3ints.c b/arch/m68k/sun3/sun3ints.c
index 7364cd67455..6bbca30c918 100644
--- a/arch/m68k/sun3/sun3ints.c
+++ b/arch/m68k/sun3/sun3ints.c
@@ -51,61 +51,49 @@ void sun3_disable_irq(unsigned int irq)
static irqreturn_t sun3_int7(int irq, void *dev_id)
{
- *sun3_intreg |= (1 << irq);
- if (!(kstat_cpu(0).irqs[irq] % 2000))
- sun3_leds(led_pattern[(kstat_cpu(0).irqs[irq] % 16000) / 2000]);
+ unsigned int cnt;
+
+ cnt = kstat_irqs_cpu(irq, 0);
+ if (!(cnt % 2000))
+ sun3_leds(led_pattern[cnt % 16000 / 2000]);
return IRQ_HANDLED;
}
static irqreturn_t sun3_int5(int irq, void *dev_id)
{
+ unsigned int cnt;
+
#ifdef CONFIG_SUN3
intersil_clear();
#endif
- *sun3_intreg |= (1 << irq);
+ sun3_disable_irq(5);
+ sun3_enable_irq(5);
#ifdef CONFIG_SUN3
intersil_clear();
#endif
- do_timer(1);
-#ifndef CONFIG_SMP
+ xtime_update(1);
update_process_times(user_mode(get_irq_regs()));
-#endif
- if (!(kstat_cpu(0).irqs[irq] % 20))
- sun3_leds(led_pattern[(kstat_cpu(0).irqs[irq] % 160) / 20]);
+ cnt = kstat_irqs_cpu(irq, 0);
+ if (!(cnt % 20))
+ sun3_leds(led_pattern[cnt % 160 / 20]);
return IRQ_HANDLED;
}
static irqreturn_t sun3_vec255(int irq, void *dev_id)
{
-// intersil_clear();
return IRQ_HANDLED;
}
-static void sun3_inthandle(unsigned int irq, struct pt_regs *fp)
-{
- *sun3_intreg &= ~(1 << irq);
-
- __m68k_handle_int(irq, fp);
-}
-
-static struct irq_controller sun3_irq_controller = {
- .name = "sun3",
- .lock = __SPIN_LOCK_UNLOCKED(sun3_irq_controller.lock),
- .startup = m68k_irq_startup,
- .shutdown = m68k_irq_shutdown,
- .enable = sun3_enable_irq,
- .disable = sun3_disable_irq,
-};
-
void __init sun3_init_IRQ(void)
{
*sun3_intreg = 1;
- m68k_setup_auto_interrupt(sun3_inthandle);
- m68k_setup_irq_controller(&sun3_irq_controller, IRQ_AUTO_1, 7);
- m68k_setup_user_interrupt(VEC_USER, 128, NULL);
+ m68k_setup_user_interrupt(VEC_USER, 128);
- request_irq(IRQ_AUTO_5, sun3_int5, 0, "int5", NULL);
- request_irq(IRQ_AUTO_7, sun3_int7, 0, "int7", NULL);
- request_irq(IRQ_USER+127, sun3_vec255, 0, "vec255", NULL);
+ if (request_irq(IRQ_AUTO_5, sun3_int5, 0, "clock", NULL))
+ pr_err("Couldn't register %s interrupt\n", "int5");
+ if (request_irq(IRQ_AUTO_7, sun3_int7, 0, "nmi", NULL))
+ pr_err("Couldn't register %s interrupt\n", "int7");
+ if (request_irq(IRQ_USER+127, sun3_vec255, 0, "vec255", NULL))
+ pr_err("Couldn't register %s interrupt\n", "vec255");
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-09 13:08:16 +0000