diff options
author | Paul Mackerras <paulus@samba.org> | 2005-11-14 17:30:17 +1100 |
---|---|---|
committer | Paul Mackerras <paulus@samba.org> | 2005-11-14 17:30:17 +1100 |
commit | 7568cb4ef6c507164b65b01f972a3bd026898ae1 (patch) | |
tree | ba608f4c84d8765d5a1491c345f6dc265b5ec4ea /arch/ppc64/kernel | |
parent | c55377ee73f6efeb373ae06f6e918d87660b4852 (diff) |
powerpc: Move most remaining ppc64 files over to arch/powerpc
Also deletes files in arch/ppc64 that are no longer used now that
we don't compile with ARCH=ppc64 any more.
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/ppc64/kernel')
-rw-r--r-- | arch/ppc64/kernel/Makefile | 40 | ||||
-rw-r--r-- | arch/ppc64/kernel/asm-offsets.c | 195 | ||||
-rw-r--r-- | arch/ppc64/kernel/btext.c | 792 | ||||
-rw-r--r-- | arch/ppc64/kernel/dma.c | 151 | ||||
-rw-r--r-- | arch/ppc64/kernel/head.S | 2007 | ||||
-rw-r--r-- | arch/ppc64/kernel/hvconsole.c | 74 | ||||
-rw-r--r-- | arch/ppc64/kernel/hvcserver.c | 251 | ||||
-rw-r--r-- | arch/ppc64/kernel/iomap.c | 146 | ||||
-rw-r--r-- | arch/ppc64/kernel/iommu.c | 572 | ||||
-rw-r--r-- | arch/ppc64/kernel/kprobes.c | 459 | ||||
-rw-r--r-- | arch/ppc64/kernel/machine_kexec.c | 358 | ||||
-rw-r--r-- | arch/ppc64/kernel/misc.S | 940 | ||||
-rw-r--r-- | arch/ppc64/kernel/module.c | 455 | ||||
-rw-r--r-- | arch/ppc64/kernel/pci.c | 1319 | ||||
-rw-r--r-- | arch/ppc64/kernel/pci_direct_iommu.c | 94 | ||||
-rw-r--r-- | arch/ppc64/kernel/pci_dn.c | 230 | ||||
-rw-r--r-- | arch/ppc64/kernel/pci_iommu.c | 128 | ||||
-rw-r--r-- | arch/ppc64/kernel/ppc_ksyms.c | 76 | ||||
-rw-r--r-- | arch/ppc64/kernel/prom.c | 1956 | ||||
-rw-r--r-- | arch/ppc64/kernel/prom_init.c | 2051 | ||||
-rw-r--r-- | arch/ppc64/kernel/semaphore.c | 136 | ||||
-rw-r--r-- | arch/ppc64/kernel/vdso.c | 625 | ||||
-rw-r--r-- | arch/ppc64/kernel/vmlinux.lds.S | 151 |
23 files changed, 1 insertions, 13205 deletions
diff --git a/arch/ppc64/kernel/Makefile b/arch/ppc64/kernel/Makefile index d0edea503c4..e876c213f5c 100644 --- a/arch/ppc64/kernel/Makefile +++ b/arch/ppc64/kernel/Makefile @@ -2,44 +2,6 @@ # Makefile for the linux ppc64 kernel. # -ifneq ($(CONFIG_PPC_MERGE),y) - -EXTRA_CFLAGS += -mno-minimal-toc -extra-y := head.o vmlinux.lds - -obj-y := misc.o prom.o - -endif - -obj-y += idle.o dma.o \ - align.o \ - iommu.o - -pci-obj-$(CONFIG_PPC_MULTIPLATFORM) += pci_dn.o pci_direct_iommu.o - -obj-$(CONFIG_PCI) += pci.o pci_iommu.o iomap.o $(pci-obj-y) +obj-y += idle.o align.o obj-$(CONFIG_PPC_MULTIPLATFORM) += nvram.o -ifneq ($(CONFIG_PPC_MERGE),y) -obj-$(CONFIG_PPC_MULTIPLATFORM) += prom_init.o -endif - -obj-$(CONFIG_KEXEC) += machine_kexec.o -obj-$(CONFIG_MODULES) += module.o -ifneq ($(CONFIG_PPC_MERGE),y) -obj-$(CONFIG_MODULES) += ppc_ksyms.o -endif -obj-$(CONFIG_HVC_CONSOLE) += hvconsole.o -ifneq ($(CONFIG_PPC_MERGE),y) -obj-$(CONFIG_BOOTX_TEXT) += btext.o -endif -obj-$(CONFIG_HVCS) += hvcserver.o - -obj-$(CONFIG_KPROBES) += kprobes.o - -ifneq ($(CONFIG_PPC_MERGE),y) -ifeq ($(CONFIG_PPC_ISERIES),y) -arch/ppc64/kernel/head.o: arch/powerpc/kernel/lparmap.s -AFLAGS_head.o += -Iarch/powerpc/kernel -endif -endif diff --git a/arch/ppc64/kernel/asm-offsets.c b/arch/ppc64/kernel/asm-offsets.c deleted file mode 100644 index 84ab5c18ef5..00000000000 --- a/arch/ppc64/kernel/asm-offsets.c +++ /dev/null @@ -1,195 +0,0 @@ -/* - * This program is used to generate definitions needed by - * assembly language modules. - * - * We use the technique used in the OSF Mach kernel code: - * generate asm statements containing #defines, - * compile this file to assembler, and then extract the - * #defines from the assembly-language output. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -#include <linux/config.h> -#include <linux/signal.h> -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/types.h> -#include <linux/mman.h> -#include <linux/mm.h> -#include <linux/time.h> -#include <linux/hardirq.h> -#include <asm/io.h> -#include <asm/page.h> -#include <asm/pgtable.h> -#include <asm/processor.h> - -#include <asm/paca.h> -#include <asm/lppaca.h> -#include <asm/iseries/hv_lp_event.h> -#include <asm/rtas.h> -#include <asm/cputable.h> -#include <asm/cache.h> -#include <asm/systemcfg.h> -#include <asm/compat.h> - -#define DEFINE(sym, val) \ - asm volatile("\n->" #sym " %0 " #val : : "i" (val)) - -#define BLANK() asm volatile("\n->" : : ) - -int main(void) -{ - /* thread struct on stack */ - DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); - DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count)); - DEFINE(TI_SC_NOERR, offsetof(struct thread_info, syscall_noerror)); - - /* task_struct->thread */ - DEFINE(THREAD, offsetof(struct task_struct, thread)); - DEFINE(PT_REGS, offsetof(struct thread_struct, regs)); - DEFINE(THREAD_FPEXC_MODE, offsetof(struct thread_struct, fpexc_mode)); - DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0])); - DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr)); - DEFINE(KSP, offsetof(struct thread_struct, ksp)); - DEFINE(KSP_VSID, offsetof(struct thread_struct, ksp_vsid)); - -#ifdef CONFIG_ALTIVEC - DEFINE(THREAD_VR0, offsetof(struct thread_struct, vr[0])); - DEFINE(THREAD_VRSAVE, offsetof(struct thread_struct, vrsave)); - DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr)); - DEFINE(THREAD_USED_VR, offsetof(struct thread_struct, used_vr)); -#endif /* CONFIG_ALTIVEC */ - DEFINE(MM, offsetof(struct task_struct, mm)); - DEFINE(AUDITCONTEXT, offsetof(struct task_struct, audit_context)); - - DEFINE(DCACHEL1LINESIZE, offsetof(struct ppc64_caches, dline_size)); - DEFINE(DCACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_dline_size)); - DEFINE(DCACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, dlines_per_page)); - DEFINE(ICACHEL1LINESIZE, offsetof(struct ppc64_caches, iline_size)); - DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_iline_size)); - DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, ilines_per_page)); - DEFINE(PLATFORM_LPAR, PLATFORM_LPAR); - - /* paca */ - DEFINE(PACA_SIZE, sizeof(struct paca_struct)); - DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, paca_index)); - DEFINE(PACAPROCSTART, offsetof(struct paca_struct, cpu_start)); - DEFINE(PACAKSAVE, offsetof(struct paca_struct, kstack)); - DEFINE(PACACURRENT, offsetof(struct paca_struct, __current)); - DEFINE(PACASAVEDMSR, offsetof(struct paca_struct, saved_msr)); - DEFINE(PACASTABREAL, offsetof(struct paca_struct, stab_real)); - DEFINE(PACASTABVIRT, offsetof(struct paca_struct, stab_addr)); - DEFINE(PACASTABRR, offsetof(struct paca_struct, stab_rr)); - DEFINE(PACAR1, offsetof(struct paca_struct, saved_r1)); - DEFINE(PACATOC, offsetof(struct paca_struct, kernel_toc)); - DEFINE(PACAPROCENABLED, offsetof(struct paca_struct, proc_enabled)); - DEFINE(PACASLBCACHE, offsetof(struct paca_struct, slb_cache)); - DEFINE(PACASLBCACHEPTR, offsetof(struct paca_struct, slb_cache_ptr)); - DEFINE(PACACONTEXTID, offsetof(struct paca_struct, context.id)); -#ifdef CONFIG_PPC_64K_PAGES - DEFINE(PACAPGDIR, offsetof(struct paca_struct, pgdir)); -#endif -#ifdef CONFIG_HUGETLB_PAGE - DEFINE(PACALOWHTLBAREAS, offsetof(struct paca_struct, context.low_htlb_areas)); - DEFINE(PACAHIGHHTLBAREAS, offsetof(struct paca_struct, context.high_htlb_areas)); -#endif /* CONFIG_HUGETLB_PAGE */ - DEFINE(PACADEFAULTDECR, offsetof(struct paca_struct, default_decr)); - DEFINE(PACA_EXGEN, offsetof(struct paca_struct, exgen)); - DEFINE(PACA_EXMC, offsetof(struct paca_struct, exmc)); - DEFINE(PACA_EXSLB, offsetof(struct paca_struct, exslb)); - DEFINE(PACA_EXDSI, offsetof(struct paca_struct, exdsi)); - DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp)); - DEFINE(PACALPPACA, offsetof(struct paca_struct, lppaca)); - DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id)); - DEFINE(LPPACASRR0, offsetof(struct lppaca, saved_srr0)); - DEFINE(LPPACASRR1, offsetof(struct lppaca, saved_srr1)); - DEFINE(LPPACAANYINT, offsetof(struct lppaca, int_dword.any_int)); - DEFINE(LPPACADECRINT, offsetof(struct lppaca, int_dword.fields.decr_int)); - - /* RTAS */ - DEFINE(RTASBASE, offsetof(struct rtas_t, base)); - DEFINE(RTASENTRY, offsetof(struct rtas_t, entry)); - - /* Interrupt register frame */ - DEFINE(STACK_FRAME_OVERHEAD, STACK_FRAME_OVERHEAD); - - DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs)); - - /* 288 = # of volatile regs, int & fp, for leaf routines */ - /* which do not stack a frame. See the PPC64 ABI. */ - DEFINE(INT_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 288); - /* Create extra stack space for SRR0 and SRR1 when calling prom/rtas. */ - DEFINE(PROM_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16); - DEFINE(RTAS_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16); - DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0])); - DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1])); - DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2])); - DEFINE(GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[3])); - DEFINE(GPR4, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[4])); - DEFINE(GPR5, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[5])); - DEFINE(GPR6, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[6])); - DEFINE(GPR7, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[7])); - DEFINE(GPR8, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[8])); - DEFINE(GPR9, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[9])); - DEFINE(GPR10, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[10])); - DEFINE(GPR11, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[11])); - DEFINE(GPR12, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[12])); - DEFINE(GPR13, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[13])); - /* - * Note: these symbols include _ because they overlap with special - * register names - */ - DEFINE(_NIP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, nip)); - DEFINE(_MSR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, msr)); - DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr)); - DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link)); - DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr)); - DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer)); - DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar)); - DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr)); - DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3)); - DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result)); - DEFINE(_TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap)); - DEFINE(SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, softe)); - - /* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */ - DEFINE(_SRR0, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)); - DEFINE(_SRR1, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)+8); - - DEFINE(CLONE_VM, CLONE_VM); - DEFINE(CLONE_UNTRACED, CLONE_UNTRACED); - - /* About the CPU features table */ - DEFINE(CPU_SPEC_ENTRY_SIZE, sizeof(struct cpu_spec)); - DEFINE(CPU_SPEC_PVR_MASK, offsetof(struct cpu_spec, pvr_mask)); - DEFINE(CPU_SPEC_PVR_VALUE, offsetof(struct cpu_spec, pvr_value)); - DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features)); - DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup)); - - /* systemcfg offsets for use by vdso */ - DEFINE(CFG_TB_ORIG_STAMP, offsetof(struct systemcfg, tb_orig_stamp)); - DEFINE(CFG_TB_TICKS_PER_SEC, offsetof(struct systemcfg, tb_ticks_per_sec)); - DEFINE(CFG_TB_TO_XS, offsetof(struct systemcfg, tb_to_xs)); - DEFINE(CFG_STAMP_XSEC, offsetof(struct systemcfg, stamp_xsec)); - DEFINE(CFG_TB_UPDATE_COUNT, offsetof(struct systemcfg, tb_update_count)); - DEFINE(CFG_TZ_MINUTEWEST, offsetof(struct systemcfg, tz_minuteswest)); - DEFINE(CFG_TZ_DSTTIME, offsetof(struct systemcfg, tz_dsttime)); - DEFINE(CFG_SYSCALL_MAP32, offsetof(struct systemcfg, syscall_map_32)); - DEFINE(CFG_SYSCALL_MAP64, offsetof(struct systemcfg, syscall_map_64)); - - /* timeval/timezone offsets for use by vdso */ - DEFINE(TVAL64_TV_SEC, offsetof(struct timeval, tv_sec)); - DEFINE(TVAL64_TV_USEC, offsetof(struct timeval, tv_usec)); - DEFINE(TVAL32_TV_SEC, offsetof(struct compat_timeval, tv_sec)); - DEFINE(TVAL32_TV_USEC, offsetof(struct compat_timeval, tv_usec)); - DEFINE(TZONE_TZ_MINWEST, offsetof(struct timezone, tz_minuteswest)); - DEFINE(TZONE_TZ_DSTTIME, offsetof(struct timezone, tz_dsttime)); - - return 0; -} diff --git a/arch/ppc64/kernel/btext.c b/arch/ppc64/kernel/btext.c deleted file mode 100644 index 506a37885c5..00000000000 --- a/arch/ppc64/kernel/btext.c +++ /dev/null @@ -1,792 +0,0 @@ -/* - * Procedures for drawing on the screen early on in the boot process. - * - * Benjamin Herrenschmidt <benh@kernel.crashing.org> - */ -#include <linux/config.h> -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/init.h> - -#include <asm/sections.h> -#include <asm/prom.h> -#include <asm/btext.h> -#include <asm/prom.h> -#include <asm/page.h> -#include <asm/mmu.h> -#include <asm/pgtable.h> -#include <asm/io.h> -#include <asm/lmb.h> -#include <asm/processor.h> -#include <asm/udbg.h> - -#undef NO_SCROLL - -#ifndef NO_SCROLL -static void scrollscreen(void); -#endif - -static void draw_byte(unsigned char c, long locX, long locY); -static void draw_byte_32(unsigned char *bits, unsigned int *base, int rb); -static void draw_byte_16(unsigned char *bits, unsigned int *base, int rb); -static void draw_byte_8(unsigned char *bits, unsigned int *base, int rb); - -static int g_loc_X; -static int g_loc_Y; -static int g_max_loc_X; -static int g_max_loc_Y; - -static int dispDeviceRowBytes; -static int dispDeviceDepth; -static int dispDeviceRect[4]; -static unsigned char *dispDeviceBase, *logicalDisplayBase; - -unsigned long disp_BAT[2] __initdata = {0, 0}; - -#define cmapsz (16*256) - -static unsigned char vga_font[cmapsz]; - -int boot_text_mapped; -int force_printk_to_btext = 0; - - -/* Here's a small text engine to use during early boot - * or for debugging purposes - * - * todo: - * - * - build some kind of vgacon with it to enable early printk - * - move to a separate file - * - add a few video driver hooks to keep in sync with display - * changes. - */ - -void map_boot_text(void) -{ - unsigned long base, offset, size; - unsigned char *vbase; - - /* By default, we are no longer mapped */ - boot_text_mapped = 0; - if (dispDeviceBase == 0) - return; - base = ((unsigned long) dispDeviceBase) & 0xFFFFF000UL; - offset = ((unsigned long) dispDeviceBase) - base; - size = dispDeviceRowBytes * dispDeviceRect[3] + offset - + dispDeviceRect[0]; - vbase = __ioremap(base, size, _PAGE_NO_CACHE); - if (vbase == 0) - return; - logicalDisplayBase = vbase + offset; - boot_text_mapped = 1; -} - -int btext_initialize(struct device_node *np) -{ - unsigned int width, height, depth, pitch; - unsigned long address = 0; - u32 *prop; - - prop = (u32 *)get_property(np, "width", NULL); - if (prop == NULL) - return -EINVAL; - width = *prop; - prop = (u32 *)get_property(np, "height", NULL); - if (prop == NULL) - return -EINVAL; - height = *prop; - prop = (u32 *)get_property(np, "depth", NULL); - if (prop == NULL) - return -EINVAL; - depth = *prop; - pitch = width * ((depth + 7) / 8); - prop = (u32 *)get_property(np, "linebytes", NULL); - if (prop) - pitch = *prop; - if (pitch == 1) - pitch = 0x1000; - prop = (u32 *)get_property(np, "address", NULL); - if (prop) - address = *prop; - - /* FIXME: Add support for PCI reg properties */ - - if (address == 0) - return -EINVAL; - - g_loc_X = 0; - g_loc_Y = 0; - g_max_loc_X = width / 8; - g_max_loc_Y = height / 16; - logicalDisplayBase = (unsigned char *)address; - dispDeviceBase = (unsigned char *)address; - dispDeviceRowBytes = pitch; - dispDeviceDepth = depth; - dispDeviceRect[0] = dispDeviceRect[1] = 0; - dispDeviceRect[2] = width; - dispDeviceRect[3] = height; - - map_boot_text(); - - return 0; -} - -static void btext_putc(unsigned char c) -{ - btext_drawchar(c); -} - -void __init init_boot_display(void) -{ - char *name; - struct device_node *np = NULL; - int rc = -ENODEV; - - printk("trying to initialize btext ...\n"); - - name = (char *)get_property(of_chosen, "linux,stdout-path", NULL); - if (name != NULL) { - np = of_find_node_by_path(name); - if (np != NULL) { - if (strcmp(np->type, "display") != 0) { - printk("boot stdout isn't a display !\n"); - of_node_put(np); - np = NULL; - } - } - } - if (np) - rc = btext_initialize(np); - if (rc) { - for (np = NULL; (np = of_find_node_by_type(np, "display"));) { - if (get_property(np, "linux,opened", NULL)) { - printk("trying %s ...\n", np->full_name); - rc = btext_initialize(np); - printk("result: %d\n", rc); - } - if (rc == 0) - break; - } - } - if (rc == 0 && udbg_putc == NULL) - udbg_putc = btext_putc; -} - - -/* Calc the base address of a given point (x,y) */ -static unsigned char * calc_base(int x, int y) -{ - unsigned char *base; - - base = logicalDisplayBase; - if (base == 0) - base = dispDeviceBase; - base += (x + dispDeviceRect[0]) * (dispDeviceDepth >> 3); - base += (y + dispDeviceRect[1]) * dispDeviceRowBytes; - return base; -} - -/* Adjust the display to a new resolution */ -void btext_update_display(unsigned long phys, int width, int height, - int depth, int pitch) -{ - if (dispDeviceBase == 0) - return; - - /* check it's the same frame buffer (within 256MB) */ - if ((phys ^ (unsigned long)dispDeviceBase) & 0xf0000000) - return; - - dispDeviceBase = (__u8 *) phys; - dispDeviceRect[0] = 0; - dispDeviceRect[1] = 0; - dispDeviceRect[2] = width; - dispDeviceRect[3] = height; - dispDeviceDepth = depth; - dispDeviceRowBytes = pitch; - if (boot_text_mapped) { - iounmap(logicalDisplayBase); - boot_text_mapped = 0; - } - map_boot_text(); - g_loc_X = 0; - g_loc_Y = 0; - g_max_loc_X = width / 8; - g_max_loc_Y = height / 16; -} - -void btext_clearscreen(void) -{ - unsigned long *base = (unsigned long *)calc_base(0, 0); - unsigned long width = ((dispDeviceRect[2] - dispDeviceRect[0]) * - (dispDeviceDepth >> 3)) >> 3; - int i,j; - - for (i=0; i<(dispDeviceRect[3] - dispDeviceRect[1]); i++) - { - unsigned long *ptr = base; - for(j=width; j; --j) - *(ptr++) = 0; - base += (dispDeviceRowBytes >> 3); - } -} - -#ifndef NO_SCROLL -static void scrollscreen(void) -{ - unsigned long *src = (unsigned long *)calc_base(0,16); - unsigned long *dst = (unsigned long *)calc_base(0,0); - unsigned long width = ((dispDeviceRect[2] - dispDeviceRect[0]) * - (dispDeviceDepth >> 3)) >> 3; - int i,j; - - for (i=0; i<(dispDeviceRect[3] - dispDeviceRect[1] - 16); i++) - { - unsigned long *src_ptr = src; - unsigned long *dst_ptr = dst; - for(j=width; j; --j) - *(dst_ptr++) = *(src_ptr++); - src += (dispDeviceRowBytes >> 3); - dst += (dispDeviceRowBytes >> 3); - } - for (i=0; i<16; i++) - { - unsigned long *dst_ptr = dst; - for(j=width; j; --j) - *(dst_ptr++) = 0; - dst += (dispDeviceRowBytes >> 3); - } -} -#endif /* ndef NO_SCROLL */ - -void btext_drawchar(char c) -{ - int cline = 0; -#ifdef NO_SCROLL - int x; -#endif - if (!boot_text_mapped) - return; - - switch (c) { - case '\b': - if (g_loc_X > 0) - --g_loc_X; - break; - case '\t': - g_loc_X = (g_loc_X & -8) + 8; - break; - case '\r': - g_loc_X = 0; - break; - case '\n': - g_loc_X = 0; - g_loc_Y++; - cline = 1; - break; - default: - draw_byte(c, g_loc_X++, g_loc_Y); - } - if (g_loc_X >= g_max_loc_X) { - g_loc_X = 0; - g_loc_Y++; - cline = 1; - } -#ifndef NO_SCROLL - while (g_loc_Y >= g_max_loc_Y) { - scrollscreen(); - g_loc_Y--; - } -#else - /* wrap around from bottom to top of screen so we don't - waste time scrolling each line. -- paulus. */ - if (g_loc_Y >= g_max_loc_Y) - g_loc_Y = 0; - if (cline) { - for (x = 0; x < g_max_loc_X; ++x) - draw_byte(' ', x, g_loc_Y); - } -#endif -} - -void btext_drawstring(const char *c) -{ - if (!boot_text_mapped) - return; - while (*c) - btext_drawchar(*c++); -} - -void btext_drawhex(unsigned long v) -{ - char *hex_table = "0123456789abcdef"; - - if (!boot_text_mapped) - return; - btext_drawchar(hex_table[(v >> 60) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 56) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 52) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 48) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 44) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 40) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 36) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 32) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 28) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 24) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 20) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 16) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 12) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 8) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 4) & 0x0000000FUL]); - btext_drawchar(hex_table[(v >> 0) & 0x0000000FUL]); - btext_drawchar(' '); -} - -static void draw_byte(unsigned char c, long locX, long locY) -{ - unsigned char *base = calc_base(locX << 3, locY << 4); - unsigned char *font = &vga_font[((unsigned int)c) * 16]; - int rb = dispDeviceRowBytes; - - switch(dispDeviceDepth) { - case 24: - case 32: - draw_byte_32(font, (unsigned int *)base, rb); - break; - case 15: - case 16: - draw_byte_16(font, (unsigned int *)base, rb); - break; - case 8: - draw_byte_8(font, (unsigned int *)base, rb); - break; - } -} - -static unsigned int expand_bits_8[16] = { - 0x00000000, - 0x000000ff, - 0x0000ff00, - 0x0000ffff, - 0x00ff0000, - 0x00ff00ff, - 0x00ffff00, - 0x00ffffff, - 0xff000000, - 0xff0000ff, - 0xff00ff00, - 0xff00ffff, - 0xffff0000, - 0xffff00ff, - 0xffffff00, - 0xffffffff -}; - -static unsigned int expand_bits_16[4] = { - 0x00000000, - 0x0000ffff, - 0xffff0000, - 0xffffffff -}; - - -static void draw_byte_32(unsigned char *font, unsigned int *base, int rb) -{ - int l, bits; - int fg = 0xFFFFFFFFUL; - int bg = 0x00000000UL; - - for (l = 0; l < 16; ++l) - { - bits = *font++; - base[0] = (-(bits >> 7) & fg) ^ bg; - base[1] = (-((bits >> 6) & 1) & fg) ^ bg; - base[2] = (-((bits >> 5) & 1) & fg) ^ bg; - base[3] = (-((bits >> 4) & 1) & fg) ^ bg; - base[4] = (-((bits >> 3) & 1) & fg) ^ bg; - base[5] = (-((bits >> 2) & 1) & fg) ^ bg; - base[6] = (-((bits >> 1) & 1) & fg) ^ bg; - base[7] = (-(bits & 1) & fg) ^ bg; - base = (unsigned int *) ((char *)base + rb); - } -} - -static void draw_byte_16(unsigned char *font, unsigned int *base, int rb) -{ - int l, bits; - int fg = 0xFFFFFFFFUL; - int bg = 0x00000000UL; - unsigned int *eb = (int *)expand_bits_16; - - for (l = 0; l < 16; ++l) - { - bits = *font++; - base[0] = (eb[bits >> 6] & fg) ^ bg; - base[1] = (eb[(bits >> 4) & 3] & fg) ^ bg; - base[2] = (eb[(bits >> 2) & 3] & fg) ^ bg; - base[3] = (eb[bits & 3] & fg) ^ bg; - base = (unsigned int *) ((char *)base + rb); - } -} - -static void draw_byte_8(unsigned char *font, unsigned int *base, int rb) -{ - int l, bits; - int fg = 0x0F0F0F0FUL; - int bg = 0x00000000UL; - unsigned int *eb = (int *)expand_bits_8; - - for (l = 0; l < 16; ++l) - { - bits = *font++; - base[0] = (eb[bits >> 4] & fg) ^ bg; - base[1] = (eb[bits & 0xf] & fg) ^ bg; - base = (unsigned int *) ((char *)base + rb); - } -} - -static unsigned char vga_font[cmapsz] = { -0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7e, 0x81, 0xa5, 0x81, 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