Enable power management and CPU standby features on supported
SPARC platforms.
-config SUN4
- bool "Support for SUN4 machines (disables SUN4[CDM] support)"
- depends on !SMP
- default n
- help
- Say Y here if, and only if, your machine is a sun4. Note that
- a kernel compiled with this option will run only on sun4.
- (And the current version will probably work only on sun4/330.)
-
-if !SUN4
-
config PCI
bool "Support for PCI and PS/2 keyboard/mouse"
help
source "drivers/pci/Kconfig"
-endif
-
config SUN_OPENPROMFS
tristate "Openprom tree appears in /proc/openprom"
help
source "drivers/Kconfig"
-if !SUN4
source "drivers/sbus/char/Kconfig"
-endif
# This one must be before the filesystem configs. -DaveM
/* sun4 probably wants half word accesses to ASI_SEGMAP, while sun4c+
likes byte accesses. These are to avoid ifdef mania. */
-#ifdef CONFIG_SUN4
-#define lduXa lduha
-#define stXa stha
-#else
#define lduXa lduba
#define stXa stba
-#endif
#endif /* !(_SPARC_ASMMACRO_H) */
#define ELF_DATA ELFDATA2MSB
#define USE_ELF_CORE_DUMP
-#ifndef CONFIG_SUN4
+
#define ELF_EXEC_PAGESIZE 4096
-#else
-#define ELF_EXEC_PAGESIZE 8192
-#endif
/* This is the location that an ET_DYN program is loaded if exec'ed. Typical
/* Sun4c has none of the capabilities, most sun4m's have them all.
* XXX This is gross, set some global variable at boot time. -DaveM
*/
-#define ELF_HWCAP ((ARCH_SUN4C_SUN4) ? 0 : \
+#define ELF_HWCAP ((ARCH_SUN4C) ? 0 : \
(HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | \
HWCAP_SPARC_SWAP | \
((srmmu_modtype != Cypress && \
struct mostek48t02 regs; /* Here is what we are interested in. */
};
-#ifdef CONFIG_SUN4
-enum sparc_clock_type { MSTK48T02, MSTK48T08, \
-INTERSIL, MSTK_INVALID };
-#else
-enum sparc_clock_type { MSTK48T02, MSTK48T08, \
-MSTK_INVALID };
-#endif
-
-#ifdef CONFIG_SUN4
-/* intersil on a sun 4/260 code data from harris doc */
-struct intersil_dt {
- volatile unsigned char int_csec;
- volatile unsigned char int_hour;
- volatile unsigned char int_min;
- volatile unsigned char int_sec;
- volatile unsigned char int_month;
- volatile unsigned char int_day;
- volatile unsigned char int_year;
- volatile unsigned char int_dow;
-};
-
-struct intersil {
- struct intersil_dt clk;
- struct intersil_dt cmp;
- volatile unsigned char int_intr_reg;
- volatile unsigned char int_cmd_reg;
-};
-
-#define INTERSIL_STOP 0x0
-#define INTERSIL_START 0x8
-#define INTERSIL_INTR_DISABLE 0x0
-#define INTERSIL_INTR_ENABLE 0x10
-#define INTERSIL_32K 0x0
-#define INTERSIL_NORMAL 0x0
-#define INTERSIL_24H 0x4
-#define INTERSIL_INT_100HZ 0x2
-
-/* end of intersil info */
-#endif
+enum sparc_clock_type { MSTK48T02, MSTK48T08, MSTK_INVALID };
#endif /* !(_SPARC_MOSTEK_H) */
PROM_V2, /* sun4c and early sun4m V2 prom */
PROM_V3, /* sun4m and later, up to sun4d/sun4e machines V3 */
PROM_P1275, /* IEEE compliant ISA based Sun PROM, only sun4u */
- PROM_SUN4, /* Old sun4 proms are totally different, but we'll shoehorn it to make it fit */
};
extern enum prom_major_version prom_vers;
#ifndef _SPARC_PAGE_H
#define _SPARC_PAGE_H
-#ifdef CONFIG_SUN4
-#define PAGE_SHIFT 13
-#else
#define PAGE_SHIFT 12
-#endif
+
#ifndef __ASSEMBLY__
/* I have my suspicions... -DaveM */
#define PAGE_SIZE (1UL << PAGE_SHIFT)
#include <linux/spinlock.h>
#include <linux/swap.h>
#include <asm/types.h>
-#ifdef CONFIG_SUN4
-#include <asm/pgtsun4.h>
-#else
#include <asm/pgtsun4c.h>
-#endif
#include <asm/pgtsrmmu.h>
#include <asm/vac-ops.h>
#include <asm/oplib.h>
+++ /dev/null
-/*
- * sun4paddr.h: Various physical addresses on sun4 machines
- *
- * Copyright (C) 1997 Anton Blanchard (anton@progsoc.uts.edu.au)
- * Copyright (C) 1998 Chris Davis (cdavis@cois.on.ca)
- *
- * Now supports more sun4's
- */
-
-#ifndef _SPARC_SUN4PADDR_H
-#define _SPARC_SUN4PADDR_H
-
-#define SUN4_IE_PHYSADDR 0xf5000000
-#define SUN4_UNUSED_PHYSADDR 0
-
-/* these work for me */
-#define SUN4_200_MEMREG_PHYSADDR 0xf4000000
-#define SUN4_200_CLOCK_PHYSADDR 0xf3000000
-#define SUN4_200_BWTWO_PHYSADDR 0xfd000000
-#define SUN4_200_ETH_PHYSADDR 0xf6000000
-#define SUN4_200_SI_PHYSADDR 0xff200000
-
-/* these were here before */
-#define SUN4_300_MEMREG_PHYSADDR 0xf4000000
-#define SUN4_300_CLOCK_PHYSADDR 0xf2000000
-#define SUN4_300_TIMER_PHYSADDR 0xef000000
-#define SUN4_300_ETH_PHYSADDR 0xf9000000
-#define SUN4_300_BWTWO_PHYSADDR 0xfb400000
-#define SUN4_300_DMA_PHYSADDR 0xfa001000
-#define SUN4_300_ESP_PHYSADDR 0xfa000000
-
-/* Are these right? */
-#define SUN4_400_MEMREG_PHYSADDR 0xf4000000
-#define SUN4_400_CLOCK_PHYSADDR 0xf2000000
-#define SUN4_400_TIMER_PHYSADDR 0xef000000
-#define SUN4_400_ETH_PHYSADDR 0xf9000000
-#define SUN4_400_BWTWO_PHYSADDR 0xfb400000
-#define SUN4_400_DMA_PHYSADDR 0xfa001000
-#define SUN4_400_ESP_PHYSADDR 0xfa000000
-
-/*
- these are the actual values set and used in the code. Unused items set
- to SUN_UNUSED_PHYSADDR
- */
-
-extern int sun4_memreg_physaddr; /* memory register (ecc?) */
-extern int sun4_clock_physaddr; /* system clock */
-extern int sun4_timer_physaddr; /* timer, where applicable */
-extern int sun4_eth_physaddr; /* onboard ethernet (ie/le) */
-extern int sun4_si_physaddr; /* sun3 scsi adapter */
-extern int sun4_bwtwo_physaddr; /* onboard bw2 */
-extern int sun4_dma_physaddr; /* scsi dma */
-extern int sun4_esp_physaddr; /* esp scsi */
-extern int sun4_ie_physaddr; /* interrupt enable */
-
-#endif /* !(_SPARC_SUN4PADDR_H) */
+++ /dev/null
-/*
- * sun4prom.h -- interface to sun4 PROM monitor. We don't use most of this,
- * so most of these are just placeholders.
- */
-
-#ifndef _SUN4PROM_H_
-#define _SUN4PROM_H_
-
-/*
- * Although this looks similar to an romvec for a OpenProm machine, it is
- * actually closer to what was used in the Sun2 and Sun3.
- *
- * V2 entries exist only in version 2 PROMs and later, V3 in version 3 and later.
- *
- * Many of the function prototypes are guesses. Some are certainly wrong.
- * Use with care.
- */
-
-typedef struct {
- char *initSP; /* Initial system stack ptr */
- void (*startmon)(void); /* Initial PC for hardware */
- int *diagberr; /* Bus err handler for diags */
- struct linux_arguments_v0 **bootParam; /* Info for bootstrapped pgm */
- unsigned int *memorysize; /* Usable memory in bytes */
- unsigned char (*getchar)(void); /* Get char from input device */
- void (*putchar)(char); /* Put char to output device */
- int (*mayget)(void); /* Maybe get char, or -1 */
- int (*mayput)(int); /* Maybe put char, or -1 */
- unsigned char *echo; /* Should getchar echo? */
- unsigned char *insource; /* Input source selector */
- unsigned char *outsink; /* Output sink selector */
- int (*getkey)(void); /* Get next key if one exists */
- void (*initgetkey)(void); /* Initialize get key */
- unsigned int *translation; /* Kbd translation selector */
- unsigned char *keybid; /* Keyboard ID byte */
- int *screen_x; /* V2: Screen x pos (r/o) */
- int *screen_y; /* V2: Screen y pos (r/o) */
- struct keybuf *keybuf; /* Up/down keycode buffer */
- char *monid; /* Monitor version ID */
- void (*fbwritechar)(char); /* Write a character to FB */
- int *fbAddr; /* Address of frame buffer */
- char **font; /* Font table for FB */
- void (*fbwritestr)(char *); /* Write string to FB */
- void (*reboot)(char *); /* e.g. reboot("sd()vmlinux") */
- unsigned char *linebuf; /* The line input buffer */
- unsigned char **lineptr; /* Cur pointer into linebuf */
- int *linesize; /* length of line in linebuf */
- void (*getline)(char *); /* Get line from user */
- unsigned char (*getnextchar)(void); /* Get next char from linebuf */
- unsigned char (*peeknextchar)(void); /* Peek at next char */
- int *fbthere; /* =1 if frame buffer there */
- int (*getnum)(void); /* Grab hex num from line */
- int (*printf)(char *, ...); /* See prom_printf() instead */
- void (*printhex)(int); /* Format N digits in hex */
- unsigned char *leds; /* RAM copy of LED register */
- void (*setLEDs)(unsigned char *); /* Sets LED's and RAM copy */
- void (*NMIaddr)(void *); /* Addr for level 7 vector */
- void (*abortentry)(void); /* Entry for keyboard abort */
- int *nmiclock; /* Counts up in msec */
- int *FBtype; /* Frame buffer type */
- unsigned int romvecversion; /* Version number for this romvec */
- struct globram *globram; /* monitor global variables ??? */
- void * kbdaddr; /* Addr of keyboard in use */
- int *keyrinit; /* ms before kbd repeat */
- unsigned char *keyrtick; /* ms between repetitions */
- unsigned int *memoryavail; /* V1: Main mem usable size */
- long *resetaddr; /* where to jump on a reset */
- long *resetmap; /* pgmap entry for resetaddr */
- void (*exittomon)(void); /* Exit from user program */
- unsigned char **memorybitmap; /* V1: &{0 or &bits} */
- void (*setcxsegmap)(int ctxt, char *va, int pmeg); /* Set seg in any context */
- void (**vector_cmd)(void *); /* V2: Handler for 'v' cmd */
- unsigned long *expectedtrapsig; /* V3: Location of the expected trap signal */
- unsigned long *trapvectorbasetable; /* V3: Address of the trap vector table */
- int unused1;
- int unused2;
- int unused3;
- int unused4;
-} linux_sun4_romvec;
-
-extern linux_sun4_romvec *sun4_romvec;
-
-#endif /* _SUN4PROM_H_ */
extern enum sparc_cpu sparc_cpu_model;
-#ifndef CONFIG_SUN4
-#define ARCH_SUN4C_SUN4 (sparc_cpu_model==sun4c)
-#define ARCH_SUN4 0
-#else
-#define ARCH_SUN4C_SUN4 1
-#define ARCH_SUN4 1
-#endif
+#define ARCH_SUN4C (sparc_cpu_model==sun4c)
#define SUN4M_NCPUS 4 /* Architectural limit of sun4m. */
#define sparc_cpu_model sun4u
-/* This cannot ever be a sun4c nor sun4 :) That's just history. */
-#define ARCH_SUN4C_SUN4 0
-#define ARCH_SUN4 0
+/* This cannot ever be a sun4c :) That's just history. */
+#define ARCH_SUN4C 0
extern char reboot_command[];
/*
* thread information allocation
*/
-#if PAGE_SHIFT == 13
-#define THREAD_INFO_ORDER 0
-#else /* PAGE_SHIFT */
#define THREAD_INFO_ORDER 1
-#endif
#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
#define _SPARC_TIMER_H
#include <asm/system.h> /* For SUN4M_NCPUS */
-#include <asm/sun4paddr.h>
#include <asm/btfixup.h>
/* Timer structures. The interrupt timer has two properties which
__volatile__ unsigned int timer_limit14;
};
-#define SUN4C_TIMER_PHYSADDR 0xf3000000
-#ifdef CONFIG_SUN4
-#define SUN_TIMER_PHYSADDR SUN4_300_TIMER_PHYSADDR
-#else
-#define SUN_TIMER_PHYSADDR SUN4C_TIMER_PHYSADDR
-#endif
+#define SUN_TIMER_PHYSADDR 0xf3000000
/* A sun4m has two blocks of registers which are probably of the same
* structure. LSI Logic's L64851 is told to _decrement_ from the limit
* cacheable bit in the pte's of all such pages.
*/
-#ifdef CONFIG_SUN4
-#define S4CVAC_BADBITS 0x0001e000
-#else
#define S4CVAC_BADBITS 0x0000f000
-#endif
/* The following is true if vaddr1 and vaddr2 would cause
* a 'bad alias'.
*/
struct sun4c_vac_props {
unsigned int num_bytes; /* Size of the cache */
- unsigned int num_lines; /* Number of cache lines */
unsigned int do_hwflushes; /* Hardware flushing available? */
- enum { VAC_NONE, VAC_WRITE_THROUGH,
- VAC_WRITE_BACK } type; /* What type of VAC? */
unsigned int linesize; /* Size of each line in bytes */
unsigned int log2lsize; /* log2(linesize) */
unsigned int on; /* VAC is enabled */
devres-y = ../../../kernel/irq/devres.o
obj-$(CONFIG_PCI) += pcic.o
-obj-$(CONFIG_SUN4) += sun4setup.o
obj-$(CONFIG_SMP) += trampoline.o smp.o sun4m_smp.o sun4d_smp.o
obj-$(CONFIG_SUN_AUXIO) += auxio.o
obj-$(CONFIG_SUN_PM) += apc.o pmc.o
#endif
clock_stop_probe();
- if (ARCH_SUN4C_SUN4)
+ if (ARCH_SUN4C)
sun4c_probe_memerr_reg();
return;
#include <asm/memreg.h>
#include <asm/page.h>
#include <asm/pgtable.h>
-#ifdef CONFIG_SUN4
-#include <asm/pgtsun4.h>
-#else
#include <asm/pgtsun4c.h>
-#endif
#include <asm/winmacro.h>
#include <asm/signal.h>
#include <asm/obio.h>
* Ugly, but we cant use hardware flushing on the sun4 and we'd require
* two instructions (Anton)
*/
-#ifdef CONFIG_SUN4
-vac_hwflush_patch1_on: nop
-#else
vac_hwflush_patch1_on: addcc %l7, -PAGE_SIZE, %l7
-#endif
vac_hwflush_patch2_on: sta %g0, [%l3 + %l7] ASI_HWFLUSHSEG
! %l7 = 1 for textfault
! We want error in %l5, vaddr in %l6
sun4c_fault:
-#ifdef CONFIG_SUN4
- sethi %hi(sun4c_memerr_reg), %l4
- ld [%l4+%lo(sun4c_memerr_reg)], %l4 ! memerr ctrl reg addr
- ld [%l4], %l6 ! memerr ctrl reg
- ld [%l4 + 4], %l5 ! memerr vaddr reg
- andcc %l6, 0x80, %g0 ! check for error type
- st %g0, [%l4 + 4] ! clear the error
- be 0f ! normal error
- sethi %hi(AC_BUS_ERROR), %l4 ! bus err reg addr
-
- call prom_halt ! something weird happened
- ! what exactly did happen?
- ! what should we do here?
-
-0: or %l4, %lo(AC_BUS_ERROR), %l4 ! bus err reg addr
- lduba [%l4] ASI_CONTROL, %l6 ! bus err reg
-
- cmp %l7, 1 ! text fault?
- be 1f ! yes
- nop
-
- ld [%l1], %l4 ! load instruction that caused fault
- srl %l4, 21, %l4
- andcc %l4, 1, %g0 ! store instruction?
-
- be 1f ! no
- sethi %hi(SUN4C_SYNC_BADWRITE), %l4 ! yep
- ! %lo(SUN4C_SYNC_BADWRITE) = 0
- or %l4, %l6, %l6 ! set write bit to emulate sun4c
-1:
-#else
sethi %hi(AC_SYNC_ERR), %l4
add %l4, 0x4, %l6 ! AC_SYNC_VA in %l6
lda [%l6] ASI_CONTROL, %l5 ! Address
lda [%l4] ASI_CONTROL, %l6 ! Error, retained for a bit
-#endif
andn %l5, 0xfff, %l5 ! Encode all info into l7
srl %l6, 14, %l4
or %l4, %lo(swapper_pg_dir), %l4
sll %l6, 2, %l6
ld [%l4 + %l6], %l4
-#ifdef CONFIG_SUN4
- sethi %hi(PAGE_MASK), %l6
- andcc %l4, %l6, %g0
-#else
andcc %l4, PAGE_MASK, %g0
-#endif
be sun4c_fault_fromuser
lduXa [%l5] ASI_SEGMAP, %l4
ld [%l6 + 0x08], %l3 ! tmp = entry->vaddr
! Flush segment from the cache.
-#ifdef CONFIG_SUN4
- sethi %hi((128 * 1024)), %l7
-#else
sethi %hi((64 * 1024)), %l7
-#endif
9:
vac_hwflush_patch1:
vac_linesize_patch:
or %l4, %lo(swapper_pg_dir), %l4
sll %l3, 2, %l3
ld [%l4 + %l3], %l4
-#ifndef CONFIG_SUN4
and %l4, PAGE_MASK, %l4
-#else
- sethi %hi(PAGE_MASK), %l6
- and %l4, %l6, %l4
-#endif
srl %l5, (PAGE_SHIFT - 2), %l6
and %l6, ((SUN4C_PTRS_PER_PTE - 1) << 2), %l6
.align 4
-#ifndef CONFIG_SUN4
sun4_notsup:
- .asciz "Sparc-Linux sun4 needs a specially compiled kernel, turn CONFIG_SUN4 on.\n\n"
+ .asciz "Sparc-Linux sun4 support does no longer exist.\n\n"
.align 4
-#else
-sun4cdm_notsup:
- .asciz "Kernel compiled with CONFIG_SUN4 cannot run on SUN4C/SUN4M/SUN4D\nTurn CONFIG_SUN4 off.\n\n"
- .align 4
-#endif
sun4e_notsup:
.asciz "Sparc-Linux sun4e support does not exist\n\n"
nop
found_version:
-#ifdef CONFIG_SUN4
-/* For people who try sun4 kernels, even if Configure.help advises them. */
- ld [%g7 + 0x68], %o1
- set sun4cdm_notsup, %o0
- call %o1
- nop
- b halt_me
- nop
-#endif
/* Get the machine type via the mysterious romvec node operations. */
add %g7, 0x1c, %l1
nop
sun4_init:
-#ifdef CONFIG_SUN4
-/* There, happy now Adrian? */
- set cputypval, %o2 ! Let everyone know we
- set ' ', %o0 ! are a "sun4 " architecture
- stb %o0, [%o2 + 0x4]
-
- b got_prop
- nop
-#else
sethi %hi(SUN4_PROM_VECTOR+0x84), %o1
ld [%o1 + %lo(SUN4_PROM_VECTOR+0x84)], %o1
set sun4_notsup, %o0
nop
1: ba 1b ! Cannot exit into KMON
nop
-#endif
+
no_sun4e_here:
ld [%g7 + 0x68], %o1
set sun4e_notsup, %o0
#include <asm/oplib.h>
#include <asm/idprom.h>
#include <asm/machines.h> /* Fun with Sun released architectures. */
-#ifdef CONFIG_SUN4
-#include <asm/sun4paddr.h>
-extern void sun4setup(void);
-#endif
struct idprom *idprom;
static struct idprom idprom_buffer;
idprom->id_ethaddr[0], idprom->id_ethaddr[1],
idprom->id_ethaddr[2], idprom->id_ethaddr[3],
idprom->id_ethaddr[4], idprom->id_ethaddr[5]);
-#ifdef CONFIG_SUN4
- sun4setup();
-#endif
}
{
/* endless idle loop with no priority at all */
for (;;) {
- if (ARCH_SUN4C_SUN4) {
+ if (ARCH_SUN4C) {
static int count = HZ;
static unsigned long last_jiffies;
static unsigned long last_faults;
switch (prom_vers) {
case PROM_V0:
- case PROM_SUN4:
skip = 0;
switch (*romvec->pv_stdout) {
case PROMDEV_SCREEN:
if(!strcmp(&cputypval,"sun4e")) { sparc_cpu_model=sun4e; }
if(!strcmp(&cputypval,"sun4u")) { sparc_cpu_model=sun4u; }
-#ifdef CONFIG_SUN4
- if (sparc_cpu_model != sun4) {
- prom_printf("This kernel is for Sun4 architecture only.\n");
- prom_halt();
- }
-#endif
printk("ARCH: ");
switch(sparc_cpu_model) {
case sun4:
boot_flags_init(*cmdline_p);
idprom_init();
- if (ARCH_SUN4C_SUN4)
+ if (ARCH_SUN4C)
sun4c_probe_vac();
load_mmu();
#include <asm/traps.h>
#include <asm/irq.h>
#include <asm/io.h>
-#include <asm/sun4paddr.h>
#include <asm/idprom.h>
#include <asm/machines.h>
volatile struct sun4c_timer_info *sun4c_timers;
-#ifdef CONFIG_SUN4
-/* This is an ugly hack to work around the
- current timer code, and make it work with
- the sun4/260 intersil
- */
-volatile struct sun4c_timer_info sun4_timer;
-#endif
-
static void sun4c_clear_clock_irq(void)
{
volatile unsigned int clear_intr;
-#ifdef CONFIG_SUN4
- if (idprom->id_machtype == (SM_SUN4 | SM_4_260))
- clear_intr = sun4_timer.timer_limit10;
- else
-#endif
+
clear_intr = sun4c_timers->timer_limit10;
}
/* Map the Timer chip, this is implemented in hardware inside
* the cache chip on the sun4c.
*/
-#ifdef CONFIG_SUN4
- if (idprom->id_machtype == (SM_SUN4 | SM_4_260))
- sun4c_timers = &sun4_timer;
- else
-#endif
sun4c_timers = ioremap(SUN_TIMER_PHYSADDR,
sizeof(struct sun4c_timer_info));
{
struct linux_prom_registers int_regs[2];
int ie_node;
-
- if (ARCH_SUN4) {
- interrupt_enable = (char *)
- ioremap(sun4_ie_physaddr, PAGE_SIZE);
- } else {
- struct resource phyres;
-
- ie_node = prom_searchsiblings (prom_getchild(prom_root_node),
- "interrupt-enable");
- if(ie_node == 0)
- panic("Cannot find /interrupt-enable node");
-
- /* Depending on the "address" property is bad news... */
- interrupt_enable = NULL;
- if (prom_getproperty(ie_node, "reg", (char *) int_regs,
- sizeof(int_regs)) != -1) {
- memset(&phyres, 0, sizeof(struct resource));
- phyres.flags = int_regs[0].which_io;
- phyres.start = int_regs[0].phys_addr;
- interrupt_enable = (char *) of_ioremap(&phyres, 0,
- int_regs[0].reg_size, "sun4c_intr");
- }
+ struct resource phyres;
+
+ ie_node = prom_searchsiblings (prom_getchild(prom_root_node),
+ "interrupt-enable");
+ if(ie_node == 0)
+ panic("Cannot find /interrupt-enable node");
+
+ /* Depending on the "address" property is bad news... */
+ interrupt_enable = NULL;
+ if (prom_getproperty(ie_node, "reg", (char *) int_regs,
+ sizeof(int_regs)) != -1) {
+ memset(&phyres, 0, sizeof(struct resource));
+ phyres.flags = int_regs[0].which_io;
+ phyres.start = int_regs[0].phys_addr;
+ interrupt_enable = (char *) of_ioremap(&phyres, 0,
+ int_regs[0].reg_size, "sun4c_intr");
}
if (!interrupt_enable)
panic("Cannot map interrupt_enable");
+++ /dev/null
-/* sun4setup.c: Setup the hardware address of various items in the sun4
- * architecture. Called from idprom_init
- *
- * Copyright (C) 1998 Chris G. Davis (cdavis@cois.on.ca)
- */
-
-#include <asm/page.h>
-#include <asm/oplib.h>
-#include <asm/idprom.h>
-#include <asm/sun4paddr.h>
-#include <asm/machines.h>
-
-int sun4_memreg_physaddr;
-int sun4_ie_physaddr;
-int sun4_clock_physaddr;
-int sun4_timer_physaddr;
-int sun4_eth_physaddr;
-int sun4_si_physaddr;
-int sun4_bwtwo_physaddr;
-int sun4_zs0_physaddr;
-int sun4_zs1_physaddr;
-int sun4_dma_physaddr;
-int sun4_esp_physaddr;
-int sun4_ie_physaddr;
-
-void __init sun4setup(void)
-{
- printk("Sun4 Hardware Setup v1.0 18/May/98 Chris Davis (cdavis@cois.on.ca). ");
- /*
- setup standard sun4 info
- */
- sun4_ie_physaddr=SUN4_IE_PHYSADDR;
-
- /*
- setup model specific info
- */
- switch(idprom->id_machtype) {
- case (SM_SUN4 | SM_4_260 ):
- printk("Setup for a SUN4/260\n");
- sun4_memreg_physaddr=SUN4_200_MEMREG_PHYSADDR;
- sun4_clock_physaddr=SUN4_200_CLOCK_PHYSADDR;
- sun4_timer_physaddr=SUN4_UNUSED_PHYSADDR;
- sun4_eth_physaddr=SUN4_200_ETH_PHYSADDR;
- sun4_si_physaddr=SUN4_200_SI_PHYSADDR;
- sun4_bwtwo_physaddr=SUN4_200_BWTWO_PHYSADDR;
- sun4_dma_physaddr=SUN4_UNUSED_PHYSADDR;
- sun4_esp_physaddr=SUN4_UNUSED_PHYSADDR;
- break;
- case (SM_SUN4 | SM_4_330 ):
- printk("Setup for a SUN4/330\n");
- sun4_memreg_physaddr=SUN4_300_MEMREG_PHYSADDR;
- sun4_clock_physaddr=SUN4_300_CLOCK_PHYSADDR;
- sun4_timer_physaddr=SUN4_300_TIMER_PHYSADDR;
- sun4_eth_physaddr=SUN4_300_ETH_PHYSADDR;
- sun4_si_physaddr=SUN4_UNUSED_PHYSADDR;
- sun4_bwtwo_physaddr=SUN4_300_BWTWO_PHYSADDR;
- sun4_dma_physaddr=SUN4_300_DMA_PHYSADDR;
- sun4_esp_physaddr=SUN4_300_ESP_PHYSADDR;
- break;
- case (SM_SUN4 | SM_4_470 ):
- printk("Setup for a SUN4/470\n");
- sun4_memreg_physaddr=SUN4_400_MEMREG_PHYSADDR;
- sun4_clock_physaddr=SUN4_400_CLOCK_PHYSADDR;
- sun4_timer_physaddr=SUN4_400_TIMER_PHYSADDR;
- sun4_eth_physaddr=SUN4_400_ETH_PHYSADDR;
- sun4_si_physaddr=SUN4_UNUSED_PHYSADDR;
- sun4_bwtwo_physaddr=SUN4_400_BWTWO_PHYSADDR;
- sun4_dma_physaddr=SUN4_400_DMA_PHYSADDR;
- sun4_esp_physaddr=SUN4_400_ESP_PHYSADDR;
- break;
- default:
- ;
- }
-}
-
/* See asm-sparc/uaccess.h */
if (len > TASK_SIZE - PAGE_SIZE)
return -ENOMEM;
- if (ARCH_SUN4C_SUN4 && len > 0x20000000)
+ if (ARCH_SUN4C && len > 0x20000000)
return -ENOMEM;
if (!addr)
addr = TASK_UNMAPPED_BASE;
for (vmm = find_vma(current->mm, addr); ; vmm = vmm->vm_next) {
/* At this point: (!vmm || addr < vmm->vm_end). */
- if (ARCH_SUN4C_SUN4 && addr < 0xe0000000 && 0x20000000 - len < addr) {
+ if (ARCH_SUN4C && addr < 0xe0000000 && 0x20000000 - len < addr) {
addr = PAGE_OFFSET;
vmm = find_vma(current->mm, PAGE_OFFSET);
}
asmlinkage unsigned long sparc_brk(unsigned long brk)
{
- if(ARCH_SUN4C_SUN4) {
+ if(ARCH_SUN4C) {
if ((brk & 0xe0000000) != (current->mm->brk & 0xe0000000))
return current->mm->brk;
}
int sparc_mmap_check(unsigned long addr, unsigned long len)
{
- if (ARCH_SUN4C_SUN4 &&
+ if (ARCH_SUN4C &&
(len > 0x20000000 ||
(addr < 0xe0000000 && addr + len > 0x20000000)))
return -EINVAL;
#include <asm/io.h>
#include <asm/idprom.h>
#include <asm/machines.h>
-#include <asm/sun4paddr.h>
#include <asm/page.h>
#include <asm/pcic.h>
#include <asm/irq_regs.h>
static int set_rtc_mmss(unsigned long);
static int sbus_do_settimeofday(struct timespec *tv);
-#ifdef CONFIG_SUN4
-struct intersil *intersil_clock;
-#define intersil_cmd(intersil_reg, intsil_cmd) intersil_reg->int_cmd_reg = \
- (intsil_cmd)
-
-#define intersil_intr(intersil_reg, intsil_cmd) intersil_reg->int_intr_reg = \
- (intsil_cmd)
-
-#define intersil_start(intersil_reg) intersil_cmd(intersil_reg, \
- ( INTERSIL_START | INTERSIL_32K | INTERSIL_NORMAL | INTERSIL_24H |\
- INTERSIL_INTR_ENABLE))
-
-#define intersil_stop(intersil_reg) intersil_cmd(intersil_reg, \
- ( INTERSIL_STOP | INTERSIL_32K | INTERSIL_NORMAL | INTERSIL_24H |\
- INTERSIL_INTR_ENABLE))
-
-#define intersil_read_intr(intersil_reg, towhere) towhere = \
- intersil_reg->int_intr_reg
-
-#endif
-
unsigned long profile_pc(struct pt_regs *regs)
{
extern char __copy_user_begin[], __copy_user_end[];
/* Protect counter clear so that do_gettimeoffset works */
write_seqlock(&xtime_lock);
-#ifdef CONFIG_SUN4
- if((idprom->id_machtype == (SM_SUN4 | SM_4_260)) ||
- (idprom->id_machtype == (SM_SUN4 | SM_4_110))) {
- int temp;
- intersil_read_intr(intersil_clock, temp);
- /* re-enable the irq */
- enable_pil_irq(10);
- }
-#endif
+
clear_clock_irq();
do_timer(1);
spin_unlock_irq(&mostek_lock);
}
-/* Probe for the real time clock chip on Sun4 */
-static inline void sun4_clock_probe(void)
-{
-#ifdef CONFIG_SUN4
- int temp;
- struct resource r;
-
- memset(&r, 0, sizeof(r));
- if( idprom->id_machtype == (SM_SUN4 | SM_4_330) ) {
- sp_clock_typ = MSTK48T02;
- r.start = sun4_clock_physaddr;
- mstk48t02_regs = of_ioremap(&r, 0,
- sizeof(struct mostek48t02), NULL);
- mstk48t08_regs = NULL; /* To catch weirdness */
- intersil_clock = NULL; /* just in case */
-
- /* Kick start the clock if it is completely stopped. */
- if (mostek_read(mstk48t02_regs + MOSTEK_SEC) & MSTK_STOP)
- kick_start_clock();
- } else if( idprom->id_machtype == (SM_SUN4 | SM_4_260)) {
- /* intersil setup code */
- printk("Clock: INTERSIL at %8x ",sun4_clock_physaddr);
- sp_clock_typ = INTERSIL;
- r.start = sun4_clock_physaddr;
- intersil_clock = (struct intersil *)
- of_ioremap(&r, 0, sizeof(*intersil_clock), "intersil");
- mstk48t02_regs = 0; /* just be sure */
- mstk48t08_regs = NULL; /* ditto */
- /* initialise the clock */
-
- intersil_intr(intersil_clock,INTERSIL_INT_100HZ);
-
- intersil_start(intersil_clock);
-
- intersil_read_intr(intersil_clock, temp);
- while (!(temp & 0x80))
- intersil_read_intr(intersil_clock, temp);
-
- intersil_read_intr(intersil_clock, temp);
- while (!(temp & 0x80))
- intersil_read_intr(intersil_clock, temp);
-
- intersil_stop(intersil_clock);
-
- }
-#endif
-}
-
-#ifndef CONFIG_SUN4
static int __devinit clock_probe(struct of_device *op, const struct of_device_id *match)
{
struct device_node *dp = op->node;
* need to see the clock registers.
*/
fs_initcall(clock_init);
-#endif /* !CONFIG_SUN4 */
static void __init sbus_time_init(void)
{
BTFIXUPSET_CALL(bus_do_settimeofday, sbus_do_settimeofday, BTFIXUPCALL_NORM);
btfixup();
- if (ARCH_SUN4)
- sun4_clock_probe();
-
sparc_init_timers(timer_interrupt);
-#ifdef CONFIG_SUN4
- if(idprom->id_machtype == (SM_SUN4 | SM_4_330)) {
- mostek_set_system_time();
- } else if(idprom->id_machtype == (SM_SUN4 | SM_4_260) ) {
- /* initialise the intersil on sun4 */
- unsigned int year, mon, day, hour, min, sec;
- int temp;
- struct intersil *iregs;
-
- iregs=intersil_clock;
- if(!iregs) {
- prom_printf("Something wrong, clock regs not mapped yet.\n");
- prom_halt();
- }
-
- intersil_intr(intersil_clock,INTERSIL_INT_100HZ);
- disable_pil_irq(10);
- intersil_stop(iregs);
- intersil_read_intr(intersil_clock, temp);
-
- temp = iregs->clk.int_csec;
-
- sec = iregs->clk.int_sec;
- min = iregs->clk.int_min;
- hour = iregs->clk.int_hour;
- day = iregs->clk.int_day;
- mon = iregs->clk.int_month;
- year = MSTK_CVT_YEAR(iregs->clk.int_year);
-
- enable_pil_irq(10);
- intersil_start(iregs);
-
- xtime.tv_sec = mktime(year, mon, day, hour, min, sec);
- xtime.tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ);
- set_normalized_timespec(&wall_to_monotonic,
- -xtime.tv_sec, -xtime.tv_nsec);
- printk("%u/%u/%u %u:%u:%u\n",day,mon,year,hour,min,sec);
- }
-#endif
-
/* Now that OBP ticker has been silenced, it is safe to enable IRQ. */
local_irq_enable();
}
int real_seconds, real_minutes, mostek_minutes;
struct mostek48t02 *regs = (struct mostek48t02 *)mstk48t02_regs;
unsigned long flags;
-#ifdef CONFIG_SUN4
- struct intersil *iregs = intersil_clock;
- int temp;
-#endif
-
- /* Not having a register set can lead to trouble. */
- if (!regs) {
-#ifdef CONFIG_SUN4
- if(!iregs)
- return -1;
- else {
- temp = iregs->clk.int_csec;
-
- mostek_minutes = iregs->clk.int_min;
-
- real_seconds = nowtime % 60;
- real_minutes = nowtime / 60;
- if (((abs(real_minutes - mostek_minutes) + 15)/30) & 1)
- real_minutes += 30; /* correct for half hour time zone */
- real_minutes %= 60;
-
- if (abs(real_minutes - mostek_minutes) < 30) {
- intersil_stop(iregs);
- iregs->clk.int_sec=real_seconds;
- iregs->clk.int_min=real_minutes;
- intersil_start(iregs);
- } else {
- printk(KERN_WARNING
- "set_rtc_mmss: can't update from %d to %d\n",
- mostek_minutes, real_minutes);
- return -1;
- }
-
- return 0;
- }
-#endif
- }
spin_lock_irqsave(&mostek_lock, flags);
/* Read the current RTC minutes. */
EXTRA_AFLAGS := -ansi
-obj-y := fault.o init.o loadmmu.o generic.o extable.o btfixup.o
-
-ifeq ($(CONFIG_SUN4),y)
-obj-y += nosrmmu.o
-else
-obj-y += srmmu.o iommu.o io-unit.o hypersparc.o viking.o tsunami.o swift.o
-endif
+obj-y := fault.o init.o loadmmu.o generic.o extable.o btfixup.o \
+ srmmu.o iommu.o io-unit.o hypersparc.o viking.o tsunami.o swift.o
ifdef CONFIG_HIGHMEM
obj-y += highmem.o
extern char *srmmu_name;
static char version[] __initdata = "Boot time fixup v1.6. 4/Mar/98 Jakub Jelinek (jj@ultra.linux.cz). Patching kernel for ";
-#ifdef CONFIG_SUN4
-static char str_sun4c[] __initdata = "sun4\n";
-#else
static char str_sun4c[] __initdata = "sun4c\n";
-#endif
static char str_srmmu[] __initdata = "srmmu[%s]/";
static char str_iommu[] __initdata = "iommu\n";
static char str_iounit[] __initdata = "io-unit\n";
if (!visited) {
visited++;
printk(version);
- if (ARCH_SUN4C_SUN4)
+ if (ARCH_SUN4C)
printk(str_sun4c);
else {
printk(str_srmmu, srmmu_name);
* only copy the information from the master page table,
* nothing more.
*/
- if (!ARCH_SUN4C_SUN4 && address >= TASK_SIZE)
+ if (!ARCH_SUN4C && address >= TASK_SIZE)
goto vmalloc_fault;
info.si_code = SEGV_MAPERR;
+++ /dev/null
-/*
- * nosrmmu.c: This file is a bunch of dummies for sun4 compiles,
- * so that it does not need srmmu and avoid ifdefs.
- *
- * Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
- */
-
-#include <linux/kernel.h>
-#include <linux/mm.h>
-#include <linux/init.h>
-#include <asm/mbus.h>
-
-static char shouldnothappen[] __initdata = "SUN4 kernel can only run on SUN4\n";
-
-enum mbus_module srmmu_modtype;
-void *srmmu_nocache_pool;
-
-int vac_cache_size = 0;
-
-static void __init should_not_happen(void)
-{
- prom_printf(shouldnothappen);
- prom_halt();
-}
-
-void __init srmmu_frob_mem_map(unsigned long start_mem)
-{
- should_not_happen();
-}
-
-unsigned long __init srmmu_paging_init(unsigned long start_mem, unsigned long end_mem)
-{
- should_not_happen();
- return 0;
-}
-
-void __init ld_mmu_srmmu(void)
-{
- should_not_happen();
-}
-
-void srmmu_mapioaddr(unsigned long physaddr, unsigned long virt_addr, int bus_type, int rdonly)
-{
-}
-
-void srmmu_unmapioaddr(unsigned long virt_addr)
-{
-}
-
-__u32 iounit_map_dma_init(struct sbus_bus *sbus, int size)
-{
- return 0;
-}
-
-__u32 iounit_map_dma_page(__u32 vaddr, void *addr, struct sbus_bus *sbus)
-{
- return 0;
-}
#include <asm/oplib.h>
#include <asm/openprom.h>
#include <asm/mmu_context.h>
-#include <asm/sun4paddr.h>
#include <asm/highmem.h>
#include <asm/btfixup.h>
#include <asm/cacheflush.h>
extern unsigned long page_kernel;
-#ifdef CONFIG_SUN4
-#define SUN4C_VAC_SIZE sun4c_vacinfo.num_bytes
-#else
/* That's it, we prom_halt() on sun4c if the cache size is something other than 65536.
* So let's save some cycles and just use that everywhere except for that bootup
* sanity check.
*/
#define SUN4C_VAC_SIZE 65536
-#endif
#define SUN4C_KERNEL_BUCKETS 32
{
sun4c_disable_vac();
- if (ARCH_SUN4) {
- switch (idprom->id_machtype) {
-
- case (SM_SUN4|SM_4_110):
- sun4c_vacinfo.type = VAC_NONE;
- sun4c_vacinfo.num_bytes = 0;
- sun4c_vacinfo.linesize = 0;
- sun4c_vacinfo.do_hwflushes = 0;
- prom_printf("No VAC. Get some bucks and buy a real computer.");
- prom_halt();
- break;
-
- case (SM_SUN4|SM_4_260):
- sun4c_vacinfo.type = VAC_WRITE_BACK;
- sun4c_vacinfo.num_bytes = 128 * 1024;
- sun4c_vacinfo.linesize = 16;
- sun4c_vacinfo.do_hwflushes = 0;
- break;
-
- case (SM_SUN4|SM_4_330):
- sun4c_vacinfo.type = VAC_WRITE_THROUGH;
- sun4c_vacinfo.num_bytes = 128 * 1024;
- sun4c_vacinfo.linesize = 16;
- sun4c_vacinfo.do_hwflushes = 0;
- break;
-
- case (SM_SUN4|SM_4_470):
- sun4c_vacinfo.type = VAC_WRITE_BACK;
- sun4c_vacinfo.num_bytes = 128 * 1024;
- sun4c_vacinfo.linesize = 32;
- sun4c_vacinfo.do_hwflushes = 0;
- break;
-
- default:
- prom_printf("Cannot initialize VAC - weird sun4 model idprom->id_machtype = %d", idprom->id_machtype);
- prom_halt();
- };
+ if ((idprom->id_machtype == (SM_SUN4C | SM_4C_SS1)) ||
+ (idprom->id_machtype == (SM_SUN4C | SM_4C_SS1PLUS))) {
+ /* PROM on SS1 lacks this info, to be super safe we
+ * hard code it here since this arch is cast in stone.
+ */
+ sun4c_vacinfo.num_bytes = 65536;
+ sun4c_vacinfo.linesize = 16;
} else {
- sun4c_vacinfo.type = VAC_WRITE_THROUGH;
+ sun4c_vacinfo.num_bytes =
+ prom_getintdefault(prom_root_node, "vac-size", 65536);
+ sun4c_vacinfo.linesize =
+ prom_getintdefault(prom_root_node, "vac-linesize", 16);
+ }
+ sun4c_vacinfo.do_hwflushes =
+ prom_getintdefault(prom_root_node, "vac-hwflush", 0);
- if ((idprom->id_machtype == (SM_SUN4C | SM_4C_SS1)) ||
- (idprom->id_machtype == (SM_SUN4C | SM_4C_SS1PLUS))) {
- /* PROM on SS1 lacks this info, to be super safe we
- * hard code it here since this arch is cast in stone.
- */
- sun4c_vacinfo.num_bytes = 65536;
- sun4c_vacinfo.linesize = 16;
- } else {
- sun4c_vacinfo.num_bytes =
- prom_getintdefault(prom_root_node, "vac-size", 65536);
- sun4c_vacinfo.linesize =
- prom_getintdefault(prom_root_node, "vac-linesize", 16);
- }
+ if (sun4c_vacinfo.do_hwflushes == 0)
sun4c_vacinfo.do_hwflushes =
- prom_getintdefault(prom_root_node, "vac-hwflush", 0);
-
- if (sun4c_vacinfo.do_hwflushes == 0)
- sun4c_vacinfo.do_hwflushes =
- prom_getintdefault(prom_root_node, "vac_hwflush", 0);
+ prom_getintdefault(prom_root_node, "vac_hwflush", 0);
- if (sun4c_vacinfo.num_bytes != 65536) {
- prom_printf("WEIRD Sun4C VAC cache size, "
- "tell sparclinux@vger.kernel.org");
- prom_halt();
- }
+ if (sun4c_vacinfo.num_bytes != 65536) {
+ prom_printf("WEIRD Sun4C VAC cache size, "
+ "tell sparclinux@vger.kernel.org");
+ prom_halt();
}
- sun4c_vacinfo.num_lines =
- (sun4c_vacinfo.num_bytes / sun4c_vacinfo.linesize);
switch (sun4c_vacinfo.linesize) {
case 16:
sun4c_vacinfo.log2lsize = 4;
static void __init sun4c_probe_mmu(void)
{
- if (ARCH_SUN4) {
- switch (idprom->id_machtype) {
- case (SM_SUN4|SM_4_110):
- prom_printf("No support for 4100 yet\n");
- prom_halt();
- num_segmaps = 256;
- num_contexts = 8;
- break;
-
- case (SM_SUN4|SM_4_260):
- /* should be 512 segmaps. when it get fixed */
- num_segmaps = 256;
- num_contexts = 16;
- break;
-
- case (SM_SUN4|SM_4_330):
- num_segmaps = 256;
- num_contexts = 16;
- break;
-
- case (SM_SUN4|SM_4_470):
- /* should be 1024 segmaps. when it get fixed */
- num_segmaps = 256;
- num_contexts = 64;
- break;
- default:
- prom_printf("Invalid SUN4 model\n");
- prom_halt();
- };
+ if ((idprom->id_machtype == (SM_SUN4C | SM_4C_SS1)) ||
+ (idprom->id_machtype == (SM_SUN4C | SM_4C_SS1PLUS))) {
+ /* Hardcode these just to be safe, PROM on SS1 does
+ * not have this info available in the root node.
+ */
+ num_segmaps = 128;
+ num_contexts = 8;
} else {
- if ((idprom->id_machtype == (SM_SUN4C | SM_4C_SS1)) ||
- (idprom->id_machtype == (SM_SUN4C | SM_4C_SS1PLUS))) {
- /* Hardcode these just to be safe, PROM on SS1 does
- * not have this info available in the root node.
- */
- num_segmaps = 128;
- num_contexts = 8;
- } else {
- num_segmaps =
- prom_getintdefault(prom_root_node, "mmu-npmg", 128);
- num_contexts =
- prom_getintdefault(prom_root_node, "mmu-nctx", 0x8);
- }
+ num_segmaps =
+ prom_getintdefault(prom_root_node, "mmu-npmg", 128);
+ num_contexts =
+ prom_getintdefault(prom_root_node, "mmu-nctx", 0x8);
}
patch_kernel_fault_handler();
}
int node;
struct linux_prom_registers regs[1];
- if (ARCH_SUN4) {
- sun4c_memerr_reg = ioremap(sun4_memreg_physaddr, PAGE_SIZE);
- } else {
- node = prom_getchild(prom_root_node);
- node = prom_searchsiblings(prom_root_node, "memory-error");
- if (!node)
- return;
- if (prom_getproperty(node, "reg", (char *)regs, sizeof(regs)) <= 0)
- return;
- /* hmm I think regs[0].which_io is zero here anyways */
- sun4c_memerr_reg = ioremap(regs[0].phys_addr, regs[0].reg_size);
- }
+ node = prom_getchild(prom_root_node);
+ node = prom_searchsiblings(prom_root_node, "memory-error");
+ if (!node)
+ return;
+ if (prom_getproperty(node, "reg", (char *)regs, sizeof(regs)) <= 0)
+ return;
+ /* hmm I think regs[0].which_io is zero here anyways */
+ sun4c_memerr_reg = ioremap(regs[0].phys_addr, regs[0].reg_size);
}
static inline void sun4c_init_ss2_cache_bug(void)
if ((idprom->id_machtype == (SM_SUN4C | SM_4C_SS2)) ||
(idprom->id_machtype == (SM_SUN4C | SM_4C_IPX)) ||
- (idprom->id_machtype == (SM_SUN4 | SM_4_330)) ||
(idprom->id_machtype == (SM_SUN4C | SM_4C_ELC))) {
/* Whee.. */
printk("SS2 cache bug detected, uncaching trap table page\n");
{
unsigned long vaddr;
unsigned char pseg, ctx;
-#ifdef CONFIG_SUN4
- /* sun4/110 and 260 have no kadb. */
- if ((idprom->id_machtype != (SM_SUN4 | SM_4_260)) &&
- (idprom->id_machtype != (SM_SUN4 | SM_4_110))) {
-#endif
+
for (vaddr = KADB_DEBUGGER_BEGVM;
vaddr < LINUX_OPPROM_ENDVM;
vaddr += SUN4C_REAL_PGDIR_SIZE) {
fix_permissions(vaddr, _SUN4C_PAGE_PRIV, 0);
}
}
-#ifdef CONFIG_SUN4
- }
-#endif
+
for (vaddr = KERNBASE; vaddr < kernel_end; vaddr += SUN4C_REAL_PGDIR_SIZE) {
pseg = sun4c_get_segmap(vaddr);
mmu_entry_pool[pseg].locked = 1;
* so we must flush the cache to guarantee consistency.
*/
sun4c_flush_page(pages);
-#ifndef CONFIG_SUN4
sun4c_flush_page(pages + PAGE_SIZE);
-#endif
sun4c_put_pte(addr, BUCKET_PTE(pages));
-#ifndef CONFIG_SUN4
sun4c_put_pte(addr + PAGE_SIZE, BUCKET_PTE(pages + PAGE_SIZE));
-#endif
#ifdef CONFIG_DEBUG_STACK_USAGE
memset((void *)addr, 0, PAGE_SIZE << THREAD_INFO_ORDER);
/* We are deleting a mapping, so the flush here is mandatory. */
sun4c_flush_page(tiaddr);
-#ifndef CONFIG_SUN4
sun4c_flush_page(tiaddr + PAGE_SIZE);
-#endif
+
sun4c_put_pte(tiaddr, 0);
-#ifndef CONFIG_SUN4
sun4c_put_pte(tiaddr + PAGE_SIZE, 0);
-#endif
+
sun4c_bucket[entry] = BUCKET_EMPTY;
if (entry < sun4c_lowbucket_avail)
sun4c_lowbucket_avail = entry;
lib-y := bootstr.o devmap.o devops.o init.o memory.o misc.o mp.o \
palloc.o ranges.o segment.o console.o printf.o tree.o
-
-lib-$(CONFIG_SUN4) += sun4prom.o
#include <linux/string.h>
#include <asm/oplib.h>
-#include <asm/sun4prom.h>
#include <linux/init.h>
#define BARG_LEN 256
static char barg_buf[BARG_LEN] = { 0 };
static char fetched __initdata = 0;
-extern linux_sun4_romvec *sun4_romvec;
-
char * __init
prom_getbootargs(void)
{
switch(prom_vers) {
case PROM_V0:
- case PROM_SUN4:
cp = barg_buf;
/* Start from 1 and go over fd(0,0,0)kernel */
for(iter = 1; iter < 8; iter++) {
#include <linux/kernel.h>
#include <linux/sched.h>
#include <asm/openprom.h>
-#include <asm/sun4prom.h>
#include <asm/oplib.h>
#include <asm/system.h>
#include <linux/string.h>
spin_lock_irqsave(&prom_lock, flags);
switch(prom_vers) {
case PROM_V0:
- case PROM_SUN4:
i = (*(romvec->pv_nbgetchar))();
break;
case PROM_V2:
spin_lock_irqsave(&prom_lock, flags);
switch(prom_vers) {
case PROM_V0:
- case PROM_SUN4:
i = (*(romvec->pv_nbputchar))(c);
break;
case PROM_V2:
#include <asm/openprom.h>
#include <asm/oplib.h>
-#include <asm/sun4prom.h>
struct linux_romvec *romvec;
enum prom_major_version prom_vers;
unsigned int prom_rev, prom_prev;
-linux_sun4_romvec *sun4_romvec;
/* The root node of the prom device tree. */
int prom_root_node;
void __init prom_init(struct linux_romvec *rp)
{
-#ifdef CONFIG_SUN4
- extern struct linux_romvec *sun4_prom_init(void);
- rp = sun4_prom_init();
-#endif
romvec = rp;
switch(romvec->pv_romvers) {
case 3:
prom_vers = PROM_V3;
break;
- case 40:
- prom_vers = PROM_SUN4;
- break;
default:
prom_printf("PROMLIB: Bad PROM version %d\n",
romvec->pv_romvers);
prom_ranges_init();
-#ifndef CONFIG_SUN4
- /* SUN4 prints this in sun4_prom_init */
printk("PROMLIB: Sun Boot Prom Version %d Revision %d\n",
romvec->pv_romvers, prom_rev);
-#endif
/* Initialization successful. */
return;
#include <linux/init.h>
#include <asm/openprom.h>
-#include <asm/sun4prom.h>
#include <asm/oplib.h>
#include <asm/page.h>
return num_ents;
}
-static int __init prom_meminit_sun4(void)
-{
-#ifdef CONFIG_SUN4
- sp_banks[0].base_addr = 0;
- sp_banks[0].num_bytes = *(sun4_romvec->memoryavail);
-#endif
- return 1;
-}
-
static int sp_banks_cmp(const void *a, const void *b)
{
const struct sparc_phys_banks *x = a, *y = b;
num_ents = prom_meminit_v2();
break;
- case PROM_SUN4:
- num_ents = prom_meminit_sun4();
- break;
-
default:
break;
}
+++ /dev/null
-/*
- * Copyright (C) 1996 The Australian National University.
- * Copyright (C) 1996 Fujitsu Laboratories Limited
- * Copyright (C) 1997 Michael A. Griffith (grif@acm.org)
- * Copyright (C) 1997 Sun Weenie (ko@ko.reno.nv.us)
- * Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
- *
- * This software may be distributed under the terms of the Gnu
- * Public License version 2 or later
- *
- * fake a really simple Sun prom for the SUN4
- */
-
-#include <linux/kernel.h>
-#include <linux/string.h>
-#include <asm/oplib.h>
-#include <asm/idprom.h>
-#include <asm/machines.h>
-#include <asm/sun4prom.h>
-#include <asm/asi.h>
-#include <asm/contregs.h>
-#include <linux/init.h>
-
-static struct linux_romvec sun4romvec;
-static struct idprom sun4_idprom;
-
-struct property {
- char *name;
- char *value;
- int length;
-};
-
-struct node {
- int level;
- struct property *properties;
-};
-
-struct property null_properties = { NULL, NULL, -1 };
-
-struct property root_properties[] = {
- {"device_type", "cpu", 4},
- {"idprom", (char *)&sun4_idprom, sizeof(struct idprom)},
- {NULL, NULL, -1}
-};
-
-struct node nodes[] = {
- { 0, &null_properties },
- { 0, root_properties },
- { -1,&null_properties }
-};
-
-
-static int no_nextnode(int node)
-{
- if (nodes[node].level == nodes[node+1].level)
- return node+1;
- return -1;
-}
-
-static int no_child(int node)
-{
- if (nodes[node].level == nodes[node+1].level-1)
- return node+1;
- return -1;
-}
-
-static struct property *find_property(int node,char *name)
-{
- struct property *prop = &nodes[node].properties[0];
- while (prop && prop->name) {
- if (strcmp(prop->name,name) == 0) return prop;
- prop++;
- }
- return NULL;
-}
-
-static int no_proplen(int node,char *name)
-{
- struct property *prop = find_property(node,name);
- if (prop) return prop->length;
- return -1;
-}
-
-static int no_getprop(int node,char *name,char *value)
-{
- struct property *prop = find_property(node,name);
- if (prop) {
- memcpy(value,prop->value,prop->length);
- return 1;
- }
- return -1;
-}
-
-static int no_setprop(int node,char *name,char *value,int len)
-{
- return -1;
-}
-
-static char *no_nextprop(int node,char *name)
-{
- struct property *prop = find_property(node,name);
- if (prop) return prop[1].name;
- return NULL;
-}
-
-static struct linux_nodeops sun4_nodeops = {
- no_nextnode,
- no_child,
- no_proplen,
- no_getprop,
- no_setprop,
- no_nextprop
-};
-
-static int synch_hook;
-
-struct linux_romvec * __init sun4_prom_init(void)
-{
- int i;
- unsigned char x;
- char *p;
-
- p = (char *)&sun4_idprom;
- for (i = 0; i < sizeof(sun4_idprom); i++) {
- __asm__ __volatile__ ("lduba [%1] %2, %0" : "=r" (x) :
- "r" (AC_IDPROM + i), "i" (ASI_CONTROL));
- *p++ = x;
- }
-
- memset(&sun4romvec,0,sizeof(sun4romvec));
-
- sun4_romvec = (linux_sun4_romvec *) SUN4_PROM_VECTOR;
-
- sun4romvec.pv_romvers = 40;
- sun4romvec.pv_nodeops = &sun4_nodeops;
- sun4romvec.pv_reboot = sun4_romvec->reboot;
- sun4romvec.pv_abort = sun4_romvec->abortentry;
- sun4romvec.pv_halt = sun4_romvec->exittomon;
- sun4romvec.pv_synchook = (void (**)(void))&synch_hook;
- sun4romvec.pv_setctxt = sun4_romvec->setcxsegmap;
- sun4romvec.pv_v0bootargs = sun4_romvec->bootParam;
- sun4romvec.pv_nbgetchar = sun4_romvec->mayget;
- sun4romvec.pv_nbputchar = sun4_romvec->mayput;
- sun4romvec.pv_stdin = sun4_romvec->insource;
- sun4romvec.pv_stdout = sun4_romvec->outsink;
-
- /*
- * We turn on the LEDs to let folks without monitors or
- * terminals know we booted. Nothing too fancy now. They
- * are all on, except for LED 5, which blinks. When we
- * have more time, we can teach the penguin to say "By your
- * command" or "Activating turbo boost, Michael". :-)
- */
- sun4_romvec->setLEDs(NULL);
-
- printk("PROMLIB: Old Sun4 boot PROM monitor %s, romvec version %d\n",
- sun4_romvec->monid,
- sun4_romvec->romvecversion);
-
- return &sun4romvec;
-}
depends on HAS_IOMEM
depends on BLOCK
depends on !(M32R || M68K) || BROKEN
- depends on !SUN4 || BROKEN
select SCSI
---help---
If you want to use a ATA hard disk, ATA tape drive, ATA CD-ROM or
return -ENODEV;
}
-#ifdef CONFIG_SUN4
-
-#include <asm/sun4paddr.h>
-#include <asm/machines.h>
-
-/* Find all the lance cards on the system and initialize them */
-static struct sbus_dev sun4_sdev;
-static int __devinit sparc_lance_init(void)
-{
- if ((idprom->id_machtype == (SM_SUN4|SM_4_330)) ||
- (idprom->id_machtype == (SM_SUN4|SM_4_470))) {
- memset(&sun4_sdev, 0, sizeof(struct sbus_dev));
- sun4_sdev.reg_addrs[0].phys_addr = sun4_eth_physaddr;
- sun4_sdev.irqs[0] = 6;
- return sparc_lance_probe_one(&sun4_sdev, NULL, NULL);
- }
- return -ENODEV;
-}
-
-static int __exit sunlance_sun4_remove(void)
-{
- struct lance_private *lp = dev_get_drvdata(&sun4_sdev.ofdev.dev);
- struct net_device *net_dev = lp->dev;
-
- unregister_netdev(net_dev);
-
- lance_free_hwresources(lp);
-
- free_netdev(net_dev);
-
- dev_set_drvdata(&sun4_sdev.ofdev.dev, NULL);
-
- return 0;
-}
-
-#else /* !CONFIG_SUN4 */
-
static int __devinit sunlance_sbus_probe(struct of_device *op, const struct of_device_id *match)
{
struct of_device *parent = to_of_device(op->dev.parent);
{
return of_register_driver(&sunlance_sbus_driver, &of_bus_type);
}
-#endif /* !CONFIG_SUN4 */
static void __exit sparc_lance_exit(void)
{
-#ifdef CONFIG_SUN4
- sunlance_sun4_remove();
-#else
of_unregister_driver(&sunlance_sbus_driver);
-#endif
}
module_init(sparc_lance_init);
projects / GitHub / exynos8895 / android_kernel_samsung_universal8895.git / commitdiff