From 2f56cfdd812a17623483d3dfa3370a2e6282b245 Mon Sep 17 00:00:00 2001 From: Aurelien Jarno Date: Wed, 5 Sep 2007 08:59:34 +0200 Subject: [MIPS] Move ARC code into arch/mips/fw/arc Move the ARC code to arch/mips/fw/arc from arch/mips/arc. Signed-off-by: Aurelien Jarno Signed-off-by: Ralf Baechle --- arch/mips/Makefile | 2 +- arch/mips/arc/Makefile | 10 --- arch/mips/arc/arc_con.c | 50 -------------- arch/mips/arc/cmdline.c | 108 ------------------------------ arch/mips/arc/env.c | 27 -------- arch/mips/arc/file.c | 75 --------------------- arch/mips/arc/identify.c | 123 ---------------------------------- arch/mips/arc/init.c | 51 -------------- arch/mips/arc/memory.c | 160 -------------------------------------------- arch/mips/arc/misc.c | 89 ------------------------ arch/mips/arc/promlib.c | 43 ------------ arch/mips/arc/salone.c | 24 ------- arch/mips/arc/time.c | 25 ------- arch/mips/arc/tree.c | 127 ----------------------------------- arch/mips/fw/arc/Makefile | 10 +++ arch/mips/fw/arc/arc_con.c | 50 ++++++++++++++ arch/mips/fw/arc/cmdline.c | 108 ++++++++++++++++++++++++++++++ arch/mips/fw/arc/env.c | 27 ++++++++ arch/mips/fw/arc/file.c | 75 +++++++++++++++++++++ arch/mips/fw/arc/identify.c | 123 ++++++++++++++++++++++++++++++++++ arch/mips/fw/arc/init.c | 51 ++++++++++++++ arch/mips/fw/arc/memory.c | 160 ++++++++++++++++++++++++++++++++++++++++++++ arch/mips/fw/arc/misc.c | 89 ++++++++++++++++++++++++ arch/mips/fw/arc/promlib.c | 43 ++++++++++++ arch/mips/fw/arc/salone.c | 24 +++++++ arch/mips/fw/arc/time.c | 25 +++++++ arch/mips/fw/arc/tree.c | 127 +++++++++++++++++++++++++++++++++++ arch/mips/sni/setup.c | 2 +- 28 files changed, 914 insertions(+), 914 deletions(-) delete mode 100644 arch/mips/arc/Makefile delete mode 100644 arch/mips/arc/arc_con.c delete mode 100644 arch/mips/arc/cmdline.c delete mode 100644 arch/mips/arc/env.c delete mode 100644 arch/mips/arc/file.c delete mode 100644 arch/mips/arc/identify.c delete mode 100644 arch/mips/arc/init.c delete mode 100644 arch/mips/arc/memory.c delete mode 100644 arch/mips/arc/misc.c delete mode 100644 arch/mips/arc/promlib.c delete mode 100644 arch/mips/arc/salone.c delete mode 100644 arch/mips/arc/time.c delete mode 100644 arch/mips/arc/tree.c create mode 100644 arch/mips/fw/arc/Makefile create mode 100644 arch/mips/fw/arc/arc_con.c create mode 100644 arch/mips/fw/arc/cmdline.c create mode 100644 arch/mips/fw/arc/env.c create mode 100644 arch/mips/fw/arc/file.c create mode 100644 arch/mips/fw/arc/identify.c create mode 100644 arch/mips/fw/arc/init.c create mode 100644 arch/mips/fw/arc/memory.c create mode 100644 arch/mips/fw/arc/misc.c create mode 100644 arch/mips/fw/arc/promlib.c create mode 100644 arch/mips/fw/arc/salone.c create mode 100644 arch/mips/fw/arc/time.c create mode 100644 arch/mips/fw/arc/tree.c (limited to 'arch/mips') diff --git a/arch/mips/Makefile b/arch/mips/Makefile index a097ae61eb6..b0fac2d436b 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -148,7 +148,7 @@ endif # # Firmware support # -libs-$(CONFIG_ARC) += arch/mips/arc/ +libs-$(CONFIG_ARC) += arch/mips/fw/arc/ libs-$(CONFIG_CFE) += arch/mips/fw/cfe/ libs-$(CONFIG_SIBYTE_CFE) += arch/mips/sibyte/cfe/ diff --git a/arch/mips/arc/Makefile b/arch/mips/arc/Makefile deleted file mode 100644 index 4f349ec1ea2..00000000000 --- a/arch/mips/arc/Makefile +++ /dev/null @@ -1,10 +0,0 @@ -# -# Makefile for the ARC prom monitor library routines under Linux. -# - -lib-y += cmdline.o env.o file.o identify.o init.o \ - misc.o salone.o time.o tree.o - -lib-$(CONFIG_ARC_MEMORY) += memory.o -lib-$(CONFIG_ARC_CONSOLE) += arc_con.o -lib-$(CONFIG_ARC_PROMLIB) += promlib.o diff --git a/arch/mips/arc/arc_con.c b/arch/mips/arc/arc_con.c deleted file mode 100644 index bc32fe64f42..00000000000 --- a/arch/mips/arc/arc_con.c +++ /dev/null @@ -1,50 +0,0 @@ -/* - * Wrap-around code for a console using the - * ARC io-routines. - * - * Copyright (c) 1998 Harald Koerfgen - * Copyright (c) 2001 Ralf Baechle - * Copyright (c) 2002 Thiemo Seufer - */ -#include -#include -#include -#include -#include -#include - -static void prom_console_write(struct console *co, const char *s, - unsigned count) -{ - /* Do each character */ - while (count--) { - if (*s == '\n') - prom_putchar('\r'); - prom_putchar(*s++); - } -} - -static int prom_console_setup(struct console *co, char *options) -{ - return !(prom_flags & PROM_FLAG_USE_AS_CONSOLE); -} - -static struct console arc_cons = { - .name = "arc", - .write = prom_console_write, - .setup = prom_console_setup, - .flags = CON_PRINTBUFFER, - .index = -1, -}; - -/* - * Register console. - */ - -static int __init arc_console_init(void) -{ - register_console(&arc_cons); - - return 0; -} -console_initcall(arc_console_init); diff --git a/arch/mips/arc/cmdline.c b/arch/mips/arc/cmdline.c deleted file mode 100644 index fd604ef2882..00000000000 --- a/arch/mips/arc/cmdline.c +++ /dev/null @@ -1,108 +0,0 @@ -/* - * 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. - * - * cmdline.c: Kernel command line creation using ARCS argc/argv. - * - * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) - */ -#include -#include -#include - -#include -#include - -#undef DEBUG_CMDLINE - -char * __init prom_getcmdline(void) -{ - return arcs_cmdline; -} - -static char *ignored[] = { - "ConsoleIn=", - "ConsoleOut=", - "SystemPartition=", - "OSLoader=", - "OSLoadPartition=", - "OSLoadFilename=", - "OSLoadOptions=" -}; - -static char *used_arc[][2] = { - { "OSLoadPartition=", "root=" }, - { "OSLoadOptions=", "" } -}; - -static char * __init move_firmware_args(char* cp) -{ - char *s; - int actr, i; - - actr = 1; /* Always ignore argv[0] */ - - while (actr < prom_argc) { - for(i = 0; i < ARRAY_SIZE(used_arc); i++) { - int len = strlen(used_arc[i][0]); - - if (!strncmp(prom_argv(actr), used_arc[i][0], len)) { - /* Ok, we want it. First append the replacement... */ - strcat(cp, used_arc[i][1]); - cp += strlen(used_arc[i][1]); - /* ... and now the argument */ - s = strstr(prom_argv(actr), "="); - if (s) { - s++; - strcpy(cp, s); - cp += strlen(s); - } - *cp++ = ' '; - break; - } - } - actr++; - } - - return cp; -} - -void __init prom_init_cmdline(void) -{ - char *cp; - int actr, i; - - actr = 1; /* Always ignore argv[0] */ - - cp = arcs_cmdline; - /* - * Move ARC variables to the beginning to make sure they can be - * overridden by later arguments. - */ - cp = move_firmware_args(cp); - - while (actr < prom_argc) { - for (i = 0; i < ARRAY_SIZE(ignored); i++) { - int len = strlen(ignored[i]); - - if (!strncmp(prom_argv(actr), ignored[i], len)) - goto pic_cont; - } - /* Ok, we want it. */ - strcpy(cp, prom_argv(actr)); - cp += strlen(prom_argv(actr)); - *cp++ = ' '; - - pic_cont: - actr++; - } - - if (cp != arcs_cmdline) /* get rid of trailing space */ - --cp; - *cp = '\0'; - -#ifdef DEBUG_CMDLINE - printk(KERN_DEBUG "prom cmdline: %s\n", arcs_cmdline); -#endif -} diff --git a/arch/mips/arc/env.c b/arch/mips/arc/env.c deleted file mode 100644 index e521a6e010a..00000000000 --- a/arch/mips/arc/env.c +++ /dev/null @@ -1,27 +0,0 @@ -/* - * 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. - * - * env.c: ARCS environment variable routines. - * - * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) - */ -#include -#include -#include - -#include -#include - -PCHAR __init -ArcGetEnvironmentVariable(CHAR *name) -{ - return (CHAR *) ARC_CALL1(get_evar, name); -} - -LONG __init -ArcSetEnvironmentVariable(PCHAR name, PCHAR value) -{ - return ARC_CALL2(set_evar, name, value); -} diff --git a/arch/mips/arc/file.c b/arch/mips/arc/file.c deleted file mode 100644 index cb0127cf5bc..00000000000 --- a/arch/mips/arc/file.c +++ /dev/null @@ -1,75 +0,0 @@ -/* - * 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. - * - * ARC firmware interface. - * - * Copyright (C) 1994, 1995, 1996, 1999 Ralf Baechle - * Copyright (C) 1999 Silicon Graphics, Inc. - */ -#include - -#include -#include - -LONG -ArcGetDirectoryEntry(ULONG FileID, struct linux_vdirent *Buffer, - ULONG N, ULONG *Count) -{ - return ARC_CALL4(get_vdirent, FileID, Buffer, N, Count); -} - -LONG -ArcOpen(CHAR *Path, enum linux_omode OpenMode, ULONG *FileID) -{ - return ARC_CALL3(open, Path, OpenMode, FileID); -} - -LONG -ArcClose(ULONG FileID) -{ - return ARC_CALL1(close, FileID); -} - -LONG -ArcRead(ULONG FileID, VOID *Buffer, ULONG N, ULONG *Count) -{ - return ARC_CALL4(read, FileID, Buffer, N, Count); -} - -LONG -ArcGetReadStatus(ULONG FileID) -{ - return ARC_CALL1(get_rstatus, FileID); -} - -LONG -ArcWrite(ULONG FileID, PVOID Buffer, ULONG N, PULONG Count) -{ - return ARC_CALL4(write, FileID, Buffer, N, Count); -} - -LONG -ArcSeek(ULONG FileID, struct linux_bigint *Position, enum linux_seekmode SeekMode) -{ - return ARC_CALL3(seek, FileID, Position, SeekMode); -} - -LONG -ArcMount(char *name, enum linux_mountops op) -{ - return ARC_CALL2(mount, name, op); -} - -LONG -ArcGetFileInformation(ULONG FileID, struct linux_finfo *Information) -{ - return ARC_CALL2(get_finfo, FileID, Information); -} - -LONG ArcSetFileInformation(ULONG FileID, ULONG AttributeFlags, - ULONG AttributeMask) -{ - return ARC_CALL3(set_finfo, FileID, AttributeFlags, AttributeMask); -} diff --git a/arch/mips/arc/identify.c b/arch/mips/arc/identify.c deleted file mode 100644 index 4b907369b0f..00000000000 --- a/arch/mips/arc/identify.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * 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. - * - * identify.c: identify machine by looking up system identifier - * - * Copyright (C) 1998 Thomas Bogendoerfer - * - * This code is based on arch/mips/sgi/kernel/system.c, which is - * - * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) - */ -#include -#include -#include -#include - -#include -#include - -struct smatch { - char *arcname; - char *liname; - int group; - int type; - int flags; -}; - -static struct smatch mach_table[] = { - { "SGI-IP22", - "SGI Indy", - MACH_GROUP_SGI, - MACH_SGI_IP22, - PROM_FLAG_ARCS - }, { "SGI-IP27", - "SGI Origin", - MACH_GROUP_SGI, - MACH_SGI_IP27, - PROM_FLAG_ARCS - }, { "SGI-IP28", - "SGI IP28", - MACH_GROUP_SGI, - MACH_SGI_IP28, - PROM_FLAG_ARCS - }, { "SGI-IP30", - "SGI Octane", - MACH_GROUP_SGI, - MACH_SGI_IP30, - PROM_FLAG_ARCS - }, { "SGI-IP32", - "SGI O2", - MACH_GROUP_SGI, - MACH_SGI_IP32, - PROM_FLAG_ARCS - }, { "Microsoft-Jazz", - "Jazz MIPS_Magnum_4000", - MACH_GROUP_JAZZ, - MACH_MIPS_MAGNUM_4000, - 0 - }, { "PICA-61", - "Jazz Acer_PICA_61", - MACH_GROUP_JAZZ, - MACH_ACER_PICA_61, - 0 - }, { "RM200PCI", - "SNI RM200_PCI", - MACH_GROUP_SNI_RM, - MACH_SNI_RM200_PCI, - PROM_FLAG_DONT_FREE_TEMP - } -}; - -int prom_flags; - -static struct smatch * __init string_to_mach(const char *s) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(mach_table); i++) { - if (!strcmp(s, mach_table[i].arcname)) - return &mach_table[i]; - } - - panic("Yeee, could not determine architecture type <%s>", s); -} - -char *system_type; - -const char *get_system_type(void) -{ - return system_type; -} - -void __init prom_identify_arch(void) -{ - pcomponent *p; - struct smatch *mach; - const char *iname; - - /* - * The root component tells us what machine architecture we have here. - */ - p = ArcGetChild(PROM_NULL_COMPONENT); - if (p == NULL) { -#ifdef CONFIG_SGI_IP27 - /* IP27 PROM misbehaves, seems to not implement ARC - GetChild(). So we just assume it's an IP27. */ - iname = "SGI-IP27"; -#else - iname = "Unknown"; -#endif - } else - iname = (char *) (long) p->iname; - - printk("ARCH: %s\n", iname); - mach = string_to_mach(iname); - system_type = mach->liname; - - mips_machgroup = mach->group; - mips_machtype = mach->type; - prom_flags = mach->flags; -} diff --git a/arch/mips/arc/init.c b/arch/mips/arc/init.c deleted file mode 100644 index e2f75b13312..00000000000 --- a/arch/mips/arc/init.c +++ /dev/null @@ -1,51 +0,0 @@ -/* - * 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. - * - * PROM library initialisation code. - * - * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) - */ -#include -#include - -#include -#include - -#undef DEBUG_PROM_INIT - -/* Master romvec interface. */ -struct linux_romvec *romvec; -int prom_argc; -LONG *_prom_argv, *_prom_envp; - -void __init prom_init(void) -{ - PSYSTEM_PARAMETER_BLOCK pb = PROMBLOCK; - - romvec = ROMVECTOR; - - prom_argc = fw_arg0; - _prom_argv = (LONG *) fw_arg1; - _prom_envp = (LONG *) fw_arg2; - - if (pb->magic != 0x53435241) { - printk(KERN_CRIT "Aieee, bad prom vector magic %08lx\n", - (unsigned long) pb->magic); - while(1) - ; - } - - prom_init_cmdline(); - prom_identify_arch(); - printk(KERN_INFO "PROMLIB: ARC firmware Version %d Revision %d\n", - pb->ver, pb->rev); - prom_meminit(); - -#ifdef DEBUG_PROM_INIT - pr_info("Press a key to reboot\n"); - ArcRead(0, &c, 1, &cnt); - ArcEnterInteractiveMode(); -#endif -} diff --git a/arch/mips/arc/memory.c b/arch/mips/arc/memory.c deleted file mode 100644 index 83d15791ef6..00000000000 --- a/arch/mips/arc/memory.c +++ /dev/null @@ -1,160 +0,0 @@ -/* - * memory.c: PROM library functions for acquiring/using memory descriptors - * given to us from the ARCS firmware. - * - * Copyright (C) 1996 by David S. Miller - * Copyright (C) 1999, 2000, 2001 by Ralf Baechle - * Copyright (C) 1999, 2000 by Silicon Graphics, Inc. - * - * PROM library functions for acquiring/using memory descriptors given to us - * from the ARCS firmware. This is only used when CONFIG_ARC_MEMORY is set - * because on some machines like SGI IP27 the ARC memory configuration data - * completly bogus and alternate easier to use mechanisms are available. - */ -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include - -#undef DEBUG - -/* - * For ARC firmware memory functions the unit of meassuring memory is always - * a 4k page of memory - */ -#define ARC_PAGE_SHIFT 12 - -struct linux_mdesc * __init ArcGetMemoryDescriptor(struct linux_mdesc *Current) -{ - return (struct linux_mdesc *) ARC_CALL1(get_mdesc, Current); -} - -#ifdef DEBUG /* convenient for debugging */ -static char *arcs_mtypes[8] = { - "Exception Block", - "ARCS Romvec Page", - "Free/Contig RAM", - "Generic Free RAM", - "Bad Memory", - "Standalone Program Pages", - "ARCS Temp Storage Area", - "ARCS Permanent Storage Area" -}; - -static char *arc_mtypes[8] = { - "Exception Block", - "SystemParameterBlock", - "FreeMemory", - "Bad Memory", - "LoadedProgram", - "FirmwareTemporary", - "FirmwarePermanent", - "FreeContiguous" -}; -#define mtypes(a) (prom_flags & PROM_FLAG_ARCS) ? arcs_mtypes[a.arcs] \ - : arc_mtypes[a.arc] -#endif - -static inline int memtype_classify_arcs (union linux_memtypes type) -{ - switch (type.arcs) { - case arcs_fcontig: - case arcs_free: - return BOOT_MEM_RAM; - case arcs_atmp: - return BOOT_MEM_ROM_DATA; - case arcs_eblock: - case arcs_rvpage: - case arcs_bmem: - case arcs_prog: - case arcs_aperm: - return BOOT_MEM_RESERVED; - default: - BUG(); - } - while(1); /* Nuke warning. */ -} - -static inline int memtype_classify_arc (union linux_memtypes type) -{ - switch (type.arc) { - case arc_free: - case arc_fcontig: - return BOOT_MEM_RAM; - case arc_atmp: - return BOOT_MEM_ROM_DATA; - case arc_eblock: - case arc_rvpage: - case arc_bmem: - case arc_prog: - case arc_aperm: - return BOOT_MEM_RESERVED; - default: - BUG(); - } - while(1); /* Nuke warning. */ -} - -static int __init prom_memtype_classify (union linux_memtypes type) -{ - if (prom_flags & PROM_FLAG_ARCS) /* SGI is ``different'' ... */ - return memtype_classify_arcs(type); - - return memtype_classify_arc(type); -} - -void __init prom_meminit(void) -{ - struct linux_mdesc *p; - -#ifdef DEBUG - int i = 0; - - printk("ARCS MEMORY DESCRIPTOR dump:\n"); - p = ArcGetMemoryDescriptor(PROM_NULL_MDESC); - while(p) { - printk("[%d,%p]: base<%08lx> pages<%08lx> type<%s>\n", - i, p, p->base, p->pages, mtypes(p->type)); - p = ArcGetMemoryDescriptor(p); - i++; - } -#endif - - p = PROM_NULL_MDESC; - while ((p = ArcGetMemoryDescriptor(p))) { - unsigned long base, size; - long type; - - base = p->base << ARC_PAGE_SHIFT; - size = p->pages << ARC_PAGE_SHIFT; - type = prom_memtype_classify(p->type); - - add_memory_region(base, size, type); - } -} - -void __init prom_free_prom_memory(void) -{ - unsigned long addr; - int i; - - if (prom_flags & PROM_FLAG_DONT_FREE_TEMP) - return; - - for (i = 0; i < boot_mem_map.nr_map; i++) { - if (boot_mem_map.map[i].type != BOOT_MEM_ROM_DATA) - continue; - - addr = boot_mem_map.map[i].addr; - free_init_pages("prom memory", - addr, addr + boot_mem_map.map[i].size); - } -} diff --git a/arch/mips/arc/misc.c b/arch/mips/arc/misc.c deleted file mode 100644 index b2e10b9e945..00000000000 --- a/arch/mips/arc/misc.c +++ /dev/null @@ -1,89 +0,0 @@ -/* - * 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. - * - * Miscellaneous ARCS PROM routines. - * - * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) - * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org) - * Copyright (C) 1999 Silicon Graphics, Inc. - */ -#include -#include - -#include - -#include -#include -#include -#include - -VOID -ArcHalt(VOID) -{ - bc_disable(); - local_irq_disable(); - ARC_CALL0(halt); -never: goto never; -} - -VOID -ArcPowerDown(VOID) -{ - bc_disable(); - local_irq_disable(); - ARC_CALL0(pdown); -never: goto never; -} - -/* XXX is this a soft reset basically? XXX */ -VOID -ArcRestart(VOID) -{ - bc_disable(); - local_irq_disable(); - ARC_CALL0(restart); -never: goto never; -} - -VOID -ArcReboot(VOID) -{ - bc_disable(); - local_irq_disable(); - ARC_CALL0(reboot); -never: goto never; -} - -VOID -ArcEnterInteractiveMode(VOID) -{ - bc_disable(); - local_irq_disable(); - ARC_CALL0(imode); -never: goto never; -} - -LONG -ArcSaveConfiguration(VOID) -{ - return ARC_CALL0(cfg_save); -} - -struct linux_sysid * -ArcGetSystemId(VOID) -{ - return (struct linux_sysid *) ARC_CALL0(get_sysid); -} - -VOID __init -ArcFlushAllCaches(VOID) -{ - ARC_CALL0(cache_flush); -} - -DISPLAY_STATUS * __init ArcGetDisplayStatus(ULONG FileID) -{ - return (DISPLAY_STATUS *) ARC_CALL1(GetDisplayStatus, FileID); -} diff --git a/arch/mips/arc/promlib.c b/arch/mips/arc/promlib.c deleted file mode 100644 index c508c00dbb6..00000000000 --- a/arch/mips/arc/promlib.c +++ /dev/null @@ -1,43 +0,0 @@ -/* - * 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) 1996 David S. Miller (dm@sgi.com) - * Compability with board caches, Ulf Carlsson - */ -#include -#include -#include - -/* - * IP22 boardcache is not compatible with board caches. Thus we disable it - * during romvec action. Since r4xx0.c is always compiled and linked with your - * kernel, this shouldn't cause any harm regardless what MIPS processor you - * have. - * - * The ARC write and read functions seem to interfere with the serial lines - * in some way. You should be careful with them. - */ - -void prom_putchar(char c) -{ - ULONG cnt; - CHAR it = c; - - bc_disable(); - ArcWrite(1, &it, 1, &cnt); - bc_enable(); -} - -char prom_getchar(void) -{ - ULONG cnt; - CHAR c; - - bc_disable(); - ArcRead(0, &c, 1, &cnt); - bc_enable(); - - return c; -} diff --git a/arch/mips/arc/salone.c b/arch/mips/arc/salone.c deleted file mode 100644 index e6afb64723d..00000000000 --- a/arch/mips/arc/salone.c +++ /dev/null @@ -1,24 +0,0 @@ -/* - * Routines to load into memory and execute stand-along program images using - * ARCS PROM firmware. - * - * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) - */ -#include -#include - -LONG __init ArcLoad(CHAR *Path, ULONG TopAddr, ULONG *ExecAddr, ULONG *LowAddr) -{ - return ARC_CALL4(load, Path, TopAddr, ExecAddr, LowAddr); -} - -LONG __init ArcInvoke(ULONG ExecAddr, ULONG StackAddr, ULONG Argc, CHAR *Argv[], - CHAR *Envp[]) -{ - return ARC_CALL5(invoke, ExecAddr, StackAddr, Argc, Argv, Envp); -} - -LONG __init ArcExecute(CHAR *Path, LONG Argc, CHAR *Argv[], CHAR *Envp[]) -{ - return ARC_CALL4(exec, Path, Argc, Argv, Envp); -} diff --git a/arch/mips/arc/time.c b/arch/mips/arc/time.c deleted file mode 100644 index 299ff2c5c0b..00000000000 --- a/arch/mips/arc/time.c +++ /dev/null @@ -1,25 +0,0 @@ -/* - * 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. - * - * Extracting time information from ARCS prom. - * - * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) - */ -#include - -#include -#include - -struct linux_tinfo * __init -ArcGetTime(VOID) -{ - return (struct linux_tinfo *) ARC_CALL0(get_tinfo); -} - -ULONG __init -ArcGetRelativeTime(VOID) -{ - return ARC_CALL0(get_rtime); -} diff --git a/arch/mips/arc/tree.c b/arch/mips/arc/tree.c deleted file mode 100644 index abd1786ea09..00000000000 --- a/arch/mips/arc/tree.c +++ /dev/null @@ -1,127 +0,0 @@ -/* - * 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. - * - * PROM component device tree code. - * - * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) - * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org) - * Copyright (C) 1999 Silicon Graphics, Inc. - */ -#include -#include -#include - -#undef DEBUG_PROM_TREE - -pcomponent * __init -ArcGetPeer(pcomponent *Current) -{ - if (Current == PROM_NULL_COMPONENT) - return PROM_NULL_COMPONENT; - - return (pcomponent *) ARC_CALL1(next_component, Current); -} - -pcomponent * __init -ArcGetChild(pcomponent *Current) -{ - return (pcomponent *) ARC_CALL1(child_component, Current); -} - -pcomponent * __init -ArcGetParent(pcomponent *Current) -{ - if (Current == PROM_NULL_COMPONENT) - return PROM_NULL_COMPONENT; - - return (pcomponent *) ARC_CALL1(parent_component, Current); -} - -LONG __init -ArcGetConfigurationData(VOID *Buffer, pcomponent *Current) -{ - return ARC_CALL2(component_data, Buffer, Current); -} - -pcomponent * __init -ArcAddChild(pcomponent *Current, pcomponent *Template, VOID *ConfigurationData) -{ - return (pcomponent *) - ARC_CALL3(child_add, Current, Template, ConfigurationData); -} - -LONG __init -ArcDeleteComponent(pcomponent *ComponentToDelete) -{ - return ARC_CALL1(comp_del, ComponentToDelete); -} - -pcomponent * __init -ArcGetComponent(CHAR *Path) -{ - return (pcomponent *)ARC_CALL1(component_by_path, Path); -} - -#ifdef DEBUG_PROM_TREE - -static char *classes[] = { - "system", "processor", "cache", "adapter", "controller", "peripheral", - "memory" -}; - -static char *types[] = { - "arc", "cpu", "fpu", "picache", "pdcache", "sicache", "sdcache", - "sccache", "memdev", "eisa adapter", "tc adapter", "scsi adapter", - "dti adapter", "multi-func adapter", "disk controller", - "tp controller", "cdrom controller", "worm controller", - "serial controller", "net controller", "display controller", - "parallel controller", "pointer controller", "keyboard controller", - "audio controller", "misc controller", "disk peripheral", - "floppy peripheral", "tp peripheral", "modem peripheral", - "monitor peripheral", "printer peripheral", "pointer peripheral", - "keyboard peripheral", "terminal peripheral", "line peripheral", - "net peripheral", "misc peripheral", "anonymous" -}; - -static char *iflags[] = { - "bogus", "read only", "removable", "console in", "console out", - "input", "output" -}; - -static void __init -dump_component(pcomponent *p) -{ - printk("[%p]:class<%s>type<%s>flags<%s>ver<%d>rev<%d>", - p, classes[p->class], types[p->type], - iflags[p->iflags], p->vers, p->rev); - printk("key<%08lx>\n\tamask<%08lx>cdsize<%d>ilen<%d>iname<%s>\n", - p->key, p->amask, (int)p->cdsize, (int)p->ilen, p->iname); -} - -static void __init -traverse(pcomponent *p, int op) -{ - dump_component(p); - if(ArcGetChild(p)) - traverse(ArcGetChild(p), 1); - if(ArcGetPeer(p) && op) - traverse(ArcGetPeer(p), 1); -} - -void __init -prom_testtree(void) -{ - pcomponent *p; - - p = ArcGetChild(PROM_NULL_COMPONENT); - dump_component(p); - p = ArcGetChild(p); - while(p) { - dump_component(p); - p = ArcGetPeer(p); - } -} - -#endif /* DEBUG_PROM_TREE */ diff --git a/arch/mips/fw/arc/Makefile b/arch/mips/fw/arc/Makefile new file mode 100644 index 00000000000..4f349ec1ea2 --- /dev/null +++ b/arch/mips/fw/arc/Makefile @@ -0,0 +1,10 @@ +# +# Makefile for the ARC prom monitor library routines under Linux. +# + +lib-y += cmdline.o env.o file.o identify.o init.o \ + misc.o salone.o time.o tree.o + +lib-$(CONFIG_ARC_MEMORY) += memory.o +lib-$(CONFIG_ARC_CONSOLE) += arc_con.o +lib-$(CONFIG_ARC_PROMLIB) += promlib.o diff --git a/arch/mips/fw/arc/arc_con.c b/arch/mips/fw/arc/arc_con.c new file mode 100644 index 00000000000..bc32fe64f42 --- /dev/null +++ b/arch/mips/fw/arc/arc_con.c @@ -0,0 +1,50 @@ +/* + * Wrap-around code for a console using the + * ARC io-routines. + * + * Copyright (c) 1998 Harald Koerfgen + * Copyright (c) 2001 Ralf Baechle + * Copyright (c) 2002 Thiemo Seufer + */ +#include +#include +#include +#include +#include +#include + +static void prom_console_write(struct console *co, const char *s, + unsigned count) +{ + /* Do each character */ + while (count--) { + if (*s == '\n') + prom_putchar('\r'); + prom_putchar(*s++); + } +} + +static int prom_console_setup(struct console *co, char *options) +{ + return !(prom_flags & PROM_FLAG_USE_AS_CONSOLE); +} + +static struct console arc_cons = { + .name = "arc", + .write = prom_console_write, + .setup = prom_console_setup, + .flags = CON_PRINTBUFFER, + .index = -1, +}; + +/* + * Register console. + */ + +static int __init arc_console_init(void) +{ + register_console(&arc_cons); + + return 0; +} +console_initcall(arc_console_init); diff --git a/arch/mips/fw/arc/cmdline.c b/arch/mips/fw/arc/cmdline.c new file mode 100644 index 00000000000..fd604ef2882 --- /dev/null +++ b/arch/mips/fw/arc/cmdline.c @@ -0,0 +1,108 @@ +/* + * 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. + * + * cmdline.c: Kernel command line creation using ARCS argc/argv. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + */ +#include +#include +#include + +#include +#include + +#undef DEBUG_CMDLINE + +char * __init prom_getcmdline(void) +{ + return arcs_cmdline; +} + +static char *ignored[] = { + "ConsoleIn=", + "ConsoleOut=", + "SystemPartition=", + "OSLoader=", + "OSLoadPartition=", + "OSLoadFilename=", + "OSLoadOptions=" +}; + +static char *used_arc[][2] = { + { "OSLoadPartition=", "root=" }, + { "OSLoadOptions=", "" } +}; + +static char * __init move_firmware_args(char* cp) +{ + char *s; + int actr, i; + + actr = 1; /* Always ignore argv[0] */ + + while (actr < prom_argc) { + for(i = 0; i < ARRAY_SIZE(used_arc); i++) { + int len = strlen(used_arc[i][0]); + + if (!strncmp(prom_argv(actr), used_arc[i][0], len)) { + /* Ok, we want it. First append the replacement... */ + strcat(cp, used_arc[i][1]); + cp += strlen(used_arc[i][1]); + /* ... and now the argument */ + s = strstr(prom_argv(actr), "="); + if (s) { + s++; + strcpy(cp, s); + cp += strlen(s); + } + *cp++ = ' '; + break; + } + } + actr++; + } + + return cp; +} + +void __init prom_init_cmdline(void) +{ + char *cp; + int actr, i; + + actr = 1; /* Always ignore argv[0] */ + + cp = arcs_cmdline; + /* + * Move ARC variables to the beginning to make sure they can be + * overridden by later arguments. + */ + cp = move_firmware_args(cp); + + while (actr < prom_argc) { + for (i = 0; i < ARRAY_SIZE(ignored); i++) { + int len = strlen(ignored[i]); + + if (!strncmp(prom_argv(actr), ignored[i], len)) + goto pic_cont; + } + /* Ok, we want it. */ + strcpy(cp, prom_argv(actr)); + cp += strlen(prom_argv(actr)); + *cp++ = ' '; + + pic_cont: + actr++; + } + + if (cp != arcs_cmdline) /* get rid of trailing space */ + --cp; + *cp = '\0'; + +#ifdef DEBUG_CMDLINE + printk(KERN_DEBUG "prom cmdline: %s\n", arcs_cmdline); +#endif +} diff --git a/arch/mips/fw/arc/env.c b/arch/mips/fw/arc/env.c new file mode 100644 index 00000000000..6f5dd42b96e --- /dev/null +++ b/arch/mips/fw/arc/env.c @@ -0,0 +1,27 @@ +/* + * 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. + * + * env.c: ARCS environment variable routines. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + */ +#include +#include +#include + +#include +#include + +PCHAR __init +ArcGetEnvironmentVariable(CHAR *name) +{ + return (CHAR *) ARC_CALL1(get_evar, name); +} + +LONG __init +ArcSetEnvironmentVariable(PCHAR name, PCHAR value) +{ + return ARC_CALL2(set_evar, name, value); +} diff --git a/arch/mips/fw/arc/file.c b/arch/mips/fw/arc/file.c new file mode 100644 index 00000000000..30335341b44 --- /dev/null +++ b/arch/mips/fw/arc/file.c @@ -0,0 +1,75 @@ +/* + * 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. + * + * ARC firmware interface. + * + * Copyright (C) 1994, 1995, 1996, 1999 Ralf Baechle + * Copyright (C) 1999 Silicon Graphics, Inc. + */ +#include + +#include +#include + +LONG +ArcGetDirectoryEntry(ULONG FileID, struct linux_vdirent *Buffer, + ULONG N, ULONG *Count) +{ + return ARC_CALL4(get_vdirent, FileID, Buffer, N, Count); +} + +LONG +ArcOpen(CHAR *Path, enum linux_omode OpenMode, ULONG *FileID) +{ + return ARC_CALL3(open, Path, OpenMode, FileID); +} + +LONG +ArcClose(ULONG FileID) +{ + return ARC_CALL1(close, FileID); +} + +LONG +ArcRead(ULONG FileID, VOID *Buffer, ULONG N, ULONG *Count) +{ + return ARC_CALL4(read, FileID, Buffer, N, Count); +} + +LONG +ArcGetReadStatus(ULONG FileID) +{ + return ARC_CALL1(get_rstatus, FileID); +} + +LONG +ArcWrite(ULONG FileID, PVOID Buffer, ULONG N, PULONG Count) +{ + return ARC_CALL4(write, FileID, Buffer, N, Count); +} + +LONG +ArcSeek(ULONG FileID, struct linux_bigint *Position, enum linux_seekmode SeekMode) +{ + return ARC_CALL3(seek, FileID, Position, SeekMode); +} + +LONG +ArcMount(char *name, enum linux_mountops op) +{ + return ARC_CALL2(mount, name, op); +} + +LONG +ArcGetFileInformation(ULONG FileID, struct linux_finfo *Information) +{ + return ARC_CALL2(get_finfo, FileID, Information); +} + +LONG ArcSetFileInformation(ULONG FileID, ULONG AttributeFlags, + ULONG AttributeMask) +{ + return ARC_CALL3(set_finfo, FileID, AttributeFlags, AttributeMask); +} diff --git a/arch/mips/fw/arc/identify.c b/arch/mips/fw/arc/identify.c new file mode 100644 index 00000000000..4b907369b0f --- /dev/null +++ b/arch/mips/fw/arc/identify.c @@ -0,0 +1,123 @@ +/* + * 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. + * + * identify.c: identify machine by looking up system identifier + * + * Copyright (C) 1998 Thomas Bogendoerfer + * + * This code is based on arch/mips/sgi/kernel/system.c, which is + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + */ +#include +#include +#include +#include + +#include +#include + +struct smatch { + char *arcname; + char *liname; + int group; + int type; + int flags; +}; + +static struct smatch mach_table[] = { + { "SGI-IP22", + "SGI Indy", + MACH_GROUP_SGI, + MACH_SGI_IP22, + PROM_FLAG_ARCS + }, { "SGI-IP27", + "SGI Origin", + MACH_GROUP_SGI, + MACH_SGI_IP27, + PROM_FLAG_ARCS + }, { "SGI-IP28", + "SGI IP28", + MACH_GROUP_SGI, + MACH_SGI_IP28, + PROM_FLAG_ARCS + }, { "SGI-IP30", + "SGI Octane", + MACH_GROUP_SGI, + MACH_SGI_IP30, + PROM_FLAG_ARCS + }, { "SGI-IP32", + "SGI O2", + MACH_GROUP_SGI, + MACH_SGI_IP32, + PROM_FLAG_ARCS + }, { "Microsoft-Jazz", + "Jazz MIPS_Magnum_4000", + MACH_GROUP_JAZZ, + MACH_MIPS_MAGNUM_4000, + 0 + }, { "PICA-61", + "Jazz Acer_PICA_61", + MACH_GROUP_JAZZ, + MACH_ACER_PICA_61, + 0 + }, { "RM200PCI", + "SNI RM200_PCI", + MACH_GROUP_SNI_RM, + MACH_SNI_RM200_PCI, + PROM_FLAG_DONT_FREE_TEMP + } +}; + +int prom_flags; + +static struct smatch * __init string_to_mach(const char *s) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(mach_table); i++) { + if (!strcmp(s, mach_table[i].arcname)) + return &mach_table[i]; + } + + panic("Yeee, could not determine architecture type <%s>", s); +} + +char *system_type; + +const char *get_system_type(void) +{ + return system_type; +} + +void __init prom_identify_arch(void) +{ + pcomponent *p; + struct smatch *mach; + const char *iname; + + /* + * The root component tells us what machine architecture we have here. + */ + p = ArcGetChild(PROM_NULL_COMPONENT); + if (p == NULL) { +#ifdef CONFIG_SGI_IP27 + /* IP27 PROM misbehaves, seems to not implement ARC + GetChild(). So we just assume it's an IP27. */ + iname = "SGI-IP27"; +#else + iname = "Unknown"; +#endif + } else + iname = (char *) (long) p->iname; + + printk("ARCH: %s\n", iname); + mach = string_to_mach(iname); + system_type = mach->liname; + + mips_machgroup = mach->group; + mips_machtype = mach->type; + prom_flags = mach->flags; +} diff --git a/arch/mips/fw/arc/init.c b/arch/mips/fw/arc/init.c new file mode 100644 index 00000000000..e2f75b13312 --- /dev/null +++ b/arch/mips/fw/arc/init.c @@ -0,0 +1,51 @@ +/* + * 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. + * + * PROM library initialisation code. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + */ +#include +#include + +#include +#include + +#undef DEBUG_PROM_INIT + +/* Master romvec interface. */ +struct linux_romvec *romvec; +int prom_argc; +LONG *_prom_argv, *_prom_envp; + +void __init prom_init(void) +{ + PSYSTEM_PARAMETER_BLOCK pb = PROMBLOCK; + + romvec = ROMVECTOR; + + prom_argc = fw_arg0; + _prom_argv = (LONG *) fw_arg1; + _prom_envp = (LONG *) fw_arg2; + + if (pb->magic != 0x53435241) { + printk(KERN_CRIT "Aieee, bad prom vector magic %08lx\n", + (unsigned long) pb->magic); + while(1) + ; + } + + prom_init_cmdline(); + prom_identify_arch(); + printk(KERN_INFO "PROMLIB: ARC firmware Version %d Revision %d\n", + pb->ver, pb->rev); + prom_meminit(); + +#ifdef DEBUG_PROM_INIT + pr_info("Press a key to reboot\n"); + ArcRead(0, &c, 1, &cnt); + ArcEnterInteractiveMode(); +#endif +} diff --git a/arch/mips/fw/arc/memory.c b/arch/mips/fw/arc/memory.c new file mode 100644 index 00000000000..83d15791ef6 --- /dev/null +++ b/arch/mips/fw/arc/memory.c @@ -0,0 +1,160 @@ +/* + * memory.c: PROM library functions for acquiring/using memory descriptors + * given to us from the ARCS firmware. + * + * Copyright (C) 1996 by David S. Miller + * Copyright (C) 1999, 2000, 2001 by Ralf Baechle + * Copyright (C) 1999, 2000 by Silicon Graphics, Inc. + * + * PROM library functions for acquiring/using memory descriptors given to us + * from the ARCS firmware. This is only used when CONFIG_ARC_MEMORY is set + * because on some machines like SGI IP27 the ARC memory configuration data + * completly bogus and alternate easier to use mechanisms are available. + */ +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#undef DEBUG + +/* + * For ARC firmware memory functions the unit of meassuring memory is always + * a 4k page of memory + */ +#define ARC_PAGE_SHIFT 12 + +struct linux_mdesc * __init ArcGetMemoryDescriptor(struct linux_mdesc *Current) +{ + return (struct linux_mdesc *) ARC_CALL1(get_mdesc, Current); +} + +#ifdef DEBUG /* convenient for debugging */ +static char *arcs_mtypes[8] = { + "Exception Block", + "ARCS Romvec Page", + "Free/Contig RAM", + "Generic Free RAM", + "Bad Memory", + "Standalone Program Pages", + "ARCS Temp Storage Area", + "ARCS Permanent Storage Area" +}; + +static char *arc_mtypes[8] = { + "Exception Block", + "SystemParameterBlock", + "FreeMemory", + "Bad Memory", + "LoadedProgram", + "FirmwareTemporary", + "FirmwarePermanent", + "FreeContiguous" +}; +#define mtypes(a) (prom_flags & PROM_FLAG_ARCS) ? arcs_mtypes[a.arcs] \ + : arc_mtypes[a.arc] +#endif + +static inline int memtype_classify_arcs (union linux_memtypes type) +{ + switch (type.arcs) { + case arcs_fcontig: + case arcs_free: + return BOOT_MEM_RAM; + case arcs_atmp: + return BOOT_MEM_ROM_DATA; + case arcs_eblock: + case arcs_rvpage: + case arcs_bmem: + case arcs_prog: + case arcs_aperm: + return BOOT_MEM_RESERVED; + default: + BUG(); + } + while(1); /* Nuke warning. */ +} + +static inline int memtype_classify_arc (union linux_memtypes type) +{ + switch (type.arc) { + case arc_free: + case arc_fcontig: + return BOOT_MEM_RAM; + case arc_atmp: + return BOOT_MEM_ROM_DATA; + case arc_eblock: + case arc_rvpage: + case arc_bmem: + case arc_prog: + case arc_aperm: + return BOOT_MEM_RESERVED; + default: + BUG(); + } + while(1); /* Nuke warning. */ +} + +static int __init prom_memtype_classify (union linux_memtypes type) +{ + if (prom_flags & PROM_FLAG_ARCS) /* SGI is ``different'' ... */ + return memtype_classify_arcs(type); + + return memtype_classify_arc(type); +} + +void __init prom_meminit(void) +{ + struct linux_mdesc *p; + +#ifdef DEBUG + int i = 0; + + printk("ARCS MEMORY DESCRIPTOR dump:\n"); + p = ArcGetMemoryDescriptor(PROM_NULL_MDESC); + while(p) { + printk("[%d,%p]: base<%08lx> pages<%08lx> type<%s>\n", + i, p, p->base, p->pages, mtypes(p->type)); + p = ArcGetMemoryDescriptor(p); + i++; + } +#endif + + p = PROM_NULL_MDESC; + while ((p = ArcGetMemoryDescriptor(p))) { + unsigned long base, size; + long type; + + base = p->base << ARC_PAGE_SHIFT; + size = p->pages << ARC_PAGE_SHIFT; + type = prom_memtype_classify(p->type); + + add_memory_region(base, size, type); + } +} + +void __init prom_free_prom_memory(void) +{ + unsigned long addr; + int i; + + if (prom_flags & PROM_FLAG_DONT_FREE_TEMP) + return; + + for (i = 0; i < boot_mem_map.nr_map; i++) { + if (boot_mem_map.map[i].type != BOOT_MEM_ROM_DATA) + continue; + + addr = boot_mem_map.map[i].addr; + free_init_pages("prom memory", + addr, addr + boot_mem_map.map[i].size); + } +} diff --git a/arch/mips/fw/arc/misc.c b/arch/mips/fw/arc/misc.c new file mode 100644 index 00000000000..e527c5fd5a3 --- /dev/null +++ b/arch/mips/fw/arc/misc.c @@ -0,0 +1,89 @@ +/* + * 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. + * + * Miscellaneous ARCS PROM routines. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org) + * Copyright (C) 1999 Silicon Graphics, Inc. + */ +#include +#include + +#include + +#include +#include +#include +#include + +VOID +ArcHalt(VOID) +{ + bc_disable(); + local_irq_disable(); + ARC_CALL0(halt); +never: goto never; +} + +VOID +ArcPowerDown(VOID) +{ + bc_disable(); + local_irq_disable(); + ARC_CALL0(pdown); +never: goto never; +} + +/* XXX is this a soft reset basically? XXX */ +VOID +ArcRestart(VOID) +{ + bc_disable(); + local_irq_disable(); + ARC_CALL0(restart); +never: goto never; +} + +VOID +ArcReboot(VOID) +{ + bc_disable(); + local_irq_disable(); + ARC_CALL0(reboot); +never: goto never; +} + +VOID +ArcEnterInteractiveMode(VOID) +{ + bc_disable(); + local_irq_disable(); + ARC_CALL0(imode); +never: goto never; +} + +LONG +ArcSaveConfiguration(VOID) +{ + return ARC_CALL0(cfg_save); +} + +struct linux_sysid * +ArcGetSystemId(VOID) +{ + return (struct linux_sysid *) ARC_CALL0(get_sysid); +} + +VOID __init +ArcFlushAllCaches(VOID) +{ + ARC_CALL0(cache_flush); +} + +DISPLAY_STATUS * __init ArcGetDisplayStatus(ULONG FileID) +{ + return (DISPLAY_STATUS *) ARC_CALL1(GetDisplayStatus, FileID); +} diff --git a/arch/mips/fw/arc/promlib.c b/arch/mips/fw/arc/promlib.c new file mode 100644 index 00000000000..c508c00dbb6 --- /dev/null +++ b/arch/mips/fw/arc/promlib.c @@ -0,0 +1,43 @@ +/* + * 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) 1996 David S. Miller (dm@sgi.com) + * Compability with board caches, Ulf Carlsson + */ +#include +#include +#include + +/* + * IP22 boardcache is not compatible with board caches. Thus we disable it + * during romvec action. Since r4xx0.c is always compiled and linked with your + * kernel, this shouldn't cause any harm regardless what MIPS processor you + * have. + * + * The ARC write and read functions seem to interfere with the serial lines + * in some way. You should be careful with them. + */ + +void prom_putchar(char c) +{ + ULONG cnt; + CHAR it = c; + + bc_disable(); + ArcWrite(1, &it, 1, &cnt); + bc_enable(); +} + +char prom_getchar(void) +{ + ULONG cnt; + CHAR c; + + bc_disable(); + ArcRead(0, &c, 1, &cnt); + bc_enable(); + + return c; +} diff --git a/arch/mips/fw/arc/salone.c b/arch/mips/fw/arc/salone.c new file mode 100644 index 00000000000..e6afb64723d --- /dev/null +++ b/arch/mips/fw/arc/salone.c @@ -0,0 +1,24 @@ +/* + * Routines to load into memory and execute stand-along program images using + * ARCS PROM firmware. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + */ +#include +#include + +LONG __init ArcLoad(CHAR *Path, ULONG TopAddr, ULONG *ExecAddr, ULONG *LowAddr) +{ + return ARC_CALL4(load, Path, TopAddr, ExecAddr, LowAddr); +} + +LONG __init ArcInvoke(ULONG ExecAddr, ULONG StackAddr, ULONG Argc, CHAR *Argv[], + CHAR *Envp[]) +{ + return ARC_CALL5(invoke, ExecAddr, StackAddr, Argc, Argv, Envp); +} + +LONG __init ArcExecute(CHAR *Path, LONG Argc, CHAR *Argv[], CHAR *Envp[]) +{ + return ARC_CALL4(exec, Path, Argc, Argv, Envp); +} diff --git a/arch/mips/fw/arc/time.c b/arch/mips/fw/arc/time.c new file mode 100644 index 00000000000..42138c837d4 --- /dev/null +++ b/arch/mips/fw/arc/time.c @@ -0,0 +1,25 @@ +/* + * 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. + * + * Extracting time information from ARCS prom. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + */ +#include + +#include +#include + +struct linux_tinfo * __init +ArcGetTime(VOID) +{ + return (struct linux_tinfo *) ARC_CALL0(get_tinfo); +} + +ULONG __init +ArcGetRelativeTime(VOID) +{ + return ARC_CALL0(get_rtime); +} diff --git a/arch/mips/fw/arc/tree.c b/arch/mips/fw/arc/tree.c new file mode 100644 index 00000000000..d68e5a59c1f --- /dev/null +++ b/arch/mips/fw/arc/tree.c @@ -0,0 +1,127 @@ +/* + * 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. + * + * PROM component device tree code. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org) + * Copyright (C) 1999 Silicon Graphics, Inc. + */ +#include +#include +#include + +#undef DEBUG_PROM_TREE + +pcomponent * __init +ArcGetPeer(pcomponent *Current) +{ + if (Current == PROM_NULL_COMPONENT) + return PROM_NULL_COMPONENT; + + return (pcomponent *) ARC_CALL1(next_component, Current); +} + +pcomponent * __init +ArcGetChild(pcomponent *Current) +{ + return (pcomponent *) ARC_CALL1(child_component, Current); +} + +pcomponent * __init +ArcGetParent(pcomponent *Current) +{ + if (Current == PROM_NULL_COMPONENT) + return PROM_NULL_COMPONENT; + + return (pcomponent *) ARC_CALL1(parent_component, Current); +} + +LONG __init +ArcGetConfigurationData(VOID *Buffer, pcomponent *Current) +{ + return ARC_CALL2(component_data, Buffer, Current); +} + +pcomponent * __init +ArcAddChild(pcomponent *Current, pcomponent *Template, VOID *ConfigurationData) +{ + return (pcomponent *) + ARC_CALL3(child_add, Current, Template, ConfigurationData); +} + +LONG __init +ArcDeleteComponent(pcomponent *ComponentToDelete) +{ + return ARC_CALL1(comp_del, ComponentToDelete); +} + +pcomponent * __init +ArcGetComponent(CHAR *Path) +{ + return (pcomponent *)ARC_CALL1(component_by_path, Path); +} + +#ifdef DEBUG_PROM_TREE + +static char *classes[] = { + "system", "processor", "cache", "adapter", "controller", "peripheral", + "memory" +}; + +static char *types[] = { + "arc", "cpu", "fpu", "picache", "pdcache", "sicache", "sdcache", + "sccache", "memdev", "eisa adapter", "tc adapter", "scsi adapter", + "dti adapter", "multi-func adapter", "disk controller", + "tp controller", "cdrom controller", "worm controller", + "serial controller", "net controller", "display controller", + "parallel controller", "pointer controller", "keyboard controller", + "audio controller", "misc controller", "disk peripheral", + "floppy peripheral", "tp peripheral", "modem peripheral", + "monitor peripheral", "printer peripheral", "pointer peripheral", + "keyboard peripheral", "terminal peripheral", "line peripheral", + "net peripheral", "misc peripheral", "anonymous" +}; + +static char *iflags[] = { + "bogus", "read only", "removable", "console in", "console out", + "input", "output" +}; + +static void __init +dump_component(pcomponent *p) +{ + printk("[%p]:class<%s>type<%s>flags<%s>ver<%d>rev<%d>", + p, classes[p->class], types[p->type], + iflags[p->iflags], p->vers, p->rev); + printk("key<%08lx>\n\tamask<%08lx>cdsize<%d>ilen<%d>iname<%s>\n", + p->key, p->amask, (int)p->cdsize, (int)p->ilen, p->iname); +} + +static void __init +traverse(pcomponent *p, int op) +{ + dump_component(p); + if(ArcGetChild(p)) + traverse(ArcGetChild(p), 1); + if(ArcGetPeer(p) && op) + traverse(ArcGetPeer(p), 1); +} + +void __init +prom_testtree(void) +{ + pcomponent *p; + + p = ArcGetChild(PROM_NULL_COMPONENT); + dump_component(p); + p = ArcGetChild(p); + while(p) { + dump_component(p); + p = ArcGetPeer(p); + } +} + +#endif /* DEBUG_PROM_TREE */ diff --git a/arch/mips/sni/setup.c b/arch/mips/sni/setup.c index 6edbb3051c8..883e35ea4e8 100644 --- a/arch/mips/sni/setup.c +++ b/arch/mips/sni/setup.c @@ -15,7 +15,7 @@ #include #ifdef CONFIG_ARC -#include +#include #include #endif -- cgit v1.2.3