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Diffstat (limited to 'arch/mips/sni/sniprom.c')
| -rw-r--r-- | arch/mips/sni/sniprom.c | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/arch/mips/sni/sniprom.c b/arch/mips/sni/sniprom.c deleted file mode 100644 index d1d0f1f493b..00000000000 --- a/arch/mips/sni/sniprom.c +++ /dev/null @@ -1,158 +0,0 @@ -/* - * Big Endian PROM code for SNI RM machines - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2005-2006 Florian Lohoff (flo@rfc822.org) - * Copyright (C) 2005-2006 Thomas Bogendoerfer (tsbogend@alpha.franken.de) - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/string.h> - -#include <asm/addrspace.h> -#include <asm/sni.h> -#include <asm/mipsprom.h> -#include <asm/bootinfo.h> - -/* special SNI prom calls */ -/* - * This does not exist in all proms - SINIX compares - * the prom env variable "version" against "2.0008" - * or greater. If lesser it tries to probe interesting - * registers - */ -#define PROM_GET_MEMCONF 58 - -#define PROM_VEC (u64 *)CKSEG1ADDR(0x1fc00000) -#define PROM_ENTRY(x) (PROM_VEC + (x)) - - -#undef DEBUG -#ifdef DEBUG -#define DBG_PRINTF(x...) prom_printf(x) -#else -#define DBG_PRINTF(x...) -#endif - -static int *(*__prom_putchar)(int) = (int *(*)(int))PROM_ENTRY(PROM_PUTCHAR); -static char *(*__prom_getenv)(char *) = (char *(*)(char *))PROM_ENTRY(PROM_GETENV); -static void (*__prom_get_memconf)(void *) = (void (*)(void *))PROM_ENTRY(PROM_GET_MEMCONF); - -char *prom_getenv (char *s) -{ - return __prom_getenv(s); -} - -void prom_printf(char *fmt, ...) -{ - va_list args; - char ppbuf[1024]; - char *bptr; - - va_start(args, fmt); - vsprintf(ppbuf, fmt, args); - - bptr = ppbuf; - - while (*bptr != 0) { - if (*bptr == '\n') - __prom_putchar('\r'); - - __prom_putchar(*bptr++); - } - va_end(args); -} - -unsigned long prom_free_prom_memory(void) -{ - return 0; -} - -/* - * /proc/cpuinfo system type - * - */ -static const char *systype = "Unknown"; -const char *get_system_type(void) -{ - return systype; -} - -#define SNI_IDPROM_BASE 0xbff00000 -#define SNI_IDPROM_MEMSIZE (SNI_IDPROM_BASE+0x28) /* Memsize in 16MB quantities */ -#define SNI_IDPROM_BRDTYPE (SNI_IDPROM_BASE+0x29) /* Board Type */ -#define SNI_IDPROM_CPUTYPE (SNI_IDPROM_BASE+0x30) /* CPU Type */ - -#define SNI_IDPROM_SIZE 0x1000 - -#ifdef DEBUG -static void sni_idprom_dump(void) -{ - int i; - - prom_printf("SNI IDProm dump (first 128byte):\n"); - for(i=0;i<128;i++) { - if (i%16 == 0) - prom_printf("%04x ", i); - - prom_printf("%02x ", *(unsigned char *) (SNI_IDPROM_BASE+i)); - - if (i%16 == 15) - prom_printf("\n"); - } -} -#endif - -static void sni_mem_init(void ) -{ - int i, memsize; - struct membank { - u32 size; - u32 base; - u32 size2; - u32 pad1; - u32 pad2; - } memconf[8]; - - /* MemSIZE from prom in 16MByte chunks */ - memsize=*((unsigned char *) SNI_IDPROM_MEMSIZE) * 16; - - DBG_PRINTF("IDProm memsize: %lu MByte\n", memsize); - - /* get memory bank layout from prom */ - __prom_get_memconf(&memconf); - - DBG_PRINTF("prom_get_mem_conf memory configuration:\n"); - for(i=0;i<8 && memconf[i].size;i++) { - prom_printf("Bank%d: %08x @ %08x\n", i, - memconf[i].size, memconf[i].base); - add_memory_region(memconf[i].base, memconf[i].size, BOOT_MEM_RAM); - } -} - -void __init prom_init(void) -{ - int argc = fw_arg0; - char **argv = (void *)fw_arg1; - unsigned int sni_brd_type = *(unsigned char *) SNI_IDPROM_BRDTYPE; - int i; - - DBG_PRINTF("Found SNI brdtype %02x\n", sni_brd_type); - -#ifdef DEBUG - sni_idprom_dump(); -#endif - sni_mem_init(); - - /* copy prom cmdline parameters to kernel cmdline */ - for (i = 1; i < argc; i++) { - strcat(arcs_cmdline, argv[i]); - if (i < (argc - 1)) - strcat(arcs_cmdline, " "); - } -} - |