diff options
Diffstat (limited to 'src/roms/SLOF/other-licence')
| -rw-r--r-- | src/roms/SLOF/other-licence/Makefile | 31 | ||||
| -rw-r--r-- | src/roms/SLOF/other-licence/x86emu/Makefile | 48 | ||||
| -rw-r--r-- | src/roms/SLOF/other-licence/x86emu/x86emu_changes.diff | 877 | ||||
| -rwxr-xr-x | src/roms/SLOF/other-licence/x86emu/x86emu_download.sh | 61 |
4 files changed, 1017 insertions, 0 deletions
diff --git a/src/roms/SLOF/other-licence/Makefile b/src/roms/SLOF/other-licence/Makefile new file mode 100644 index 0000000..f46dc17 --- /dev/null +++ b/src/roms/SLOF/other-licence/Makefile @@ -0,0 +1,31 @@ +# ***************************************************************************** +# * Copyright (c) 2004, 2008 IBM Corporation +# * All rights reserved. +# * This program and the accompanying materials +# * are made available under the terms of the BSD License +# * which accompanies this distribution, and is available at +# * http://www.opensource.org/licenses/bsd-license.php +# * +# * Contributors: +# * IBM Corporation - initial implementation +# ****************************************************************************/ + +ifndef TOP + TOP = $(shell while ! test -e make.rules; do cd .. ; done; pwd) + export TOP +endif +include $(TOP)/make.rules + +SUBDIRS= +ifeq ($(SNK_BIOSEMU_APPS), 1) +SUBDIRS += x86emu +endif +CLEANSUBDIRS = $(SUBDIRS) + + +all : + for subdir in $(SUBDIRS) ; do $(MAKE) -C $${subdir} || exit 1 ; done + +# Common targets for all subdirectories: +clean distclean depend: + for subdir in $(CLEANSUBDIRS) ; do $(MAKE) -C $${subdir} $@ ; done diff --git a/src/roms/SLOF/other-licence/x86emu/Makefile b/src/roms/SLOF/other-licence/x86emu/Makefile new file mode 100644 index 0000000..c25bc15 --- /dev/null +++ b/src/roms/SLOF/other-licence/x86emu/Makefile @@ -0,0 +1,48 @@ +# ***************************************************************************** +# * Copyright (c) 2004, 2008 IBM Corporation +# * All rights reserved. +# * This program and the accompanying materials +# * are made available under the terms of the BSD License +# * which accompanies this distribution, and is available at +# * http://www.opensource.org/licenses/bsd-license.php +# * +# * Contributors: +# * IBM Corporation - initial implementation +# ****************************************************************************/ + +ifndef TOP + TOP = $(shell while ! test -e make.rules; do cd .. ; done; pwd) + export TOP +endif +include $(TOP)/make.rules + +ROOTDIR ?= ../.. + +LDFLAGS = +ASFLAGS = -I./include -Wa,-mregnames + +#NOTE: -DDEBUG only needed for debugging/tracing... +CFLAGS = -UDEBUG -m64 -I. -I./include -I./include/x86emu \ + -I$(TOP)/clients/net-snk/include -I$(ROOTDIR)/include \ + -I$(ROOTDIR)/lib/libc/include -O3 -nostdinc -fno-builtin \ + -ffreestanding -Wall -Wno-unused + +X86EMU_OBJS = debug.o decode.o fpu.o ops2.o ops.o prim_ops.o sys.o + +%.o: %.S + $(CC) $(ASFLAGS) -c -o $@ $^ + +%.o: %.c + $(CC) $(CFLAGS) -c -o $@ $^ + +all: libx86emu.a + +libx86emu.a: $(X86EMU_OBJS) + $(AR) -rc $@ $^ + $(RANLIB) $@ + +clean: + $(RM) *.o *.i *.s libx86emu.a + +distclean: clean + diff --git a/src/roms/SLOF/other-licence/x86emu/x86emu_changes.diff b/src/roms/SLOF/other-licence/x86emu/x86emu_changes.diff new file mode 100644 index 0000000..52b971a --- /dev/null +++ b/src/roms/SLOF/other-licence/x86emu/x86emu_changes.diff @@ -0,0 +1,877 @@ +Index: debug.c +=================================================================== +RCS file: /cvs/osdf/cvs/host/other-licence/x86emu/debug.c,v +retrieving revision 1.1 +retrieving revision 1.3 +diff -u -u -r1.1 -r1.3 +--- debug.c 7 Sep 2007 10:01:21 -0000 1.1 ++++ debug.c 15 Jan 2008 13:49:25 -0000 1.3 +@@ -52,7 +52,11 @@ + void X86EMU_trace_regs (void) + { + if (DEBUG_TRACE()) { +- x86emu_dump_regs(); ++ if (M.x86.mode & (SYSMODE_PREFIX_DATA | SYSMODE_PREFIX_ADDR)) { ++ x86emu_dump_xregs(); ++ } else { ++ x86emu_dump_regs(); ++ } + } + if (DEBUG_DECODE() && ! DEBUG_DECODE_NOPRINT()) { + printk("%04x:%04x ",M.x86.saved_cs, M.x86.saved_ip); +@@ -185,7 +189,7 @@ + for (i=0; i< M.x86.enc_pos; i++) { + sprintf(buf1+2*i,"%02x", fetch_data_byte_abs(s,o+i)); + } +- printk("%-20s",buf1); ++ printk("%-20s ",buf1); + } + + static void print_decoded_instruction (void) +Index: ops2.c +=================================================================== +RCS file: /cvs/osdf/cvs/host/other-licence/x86emu/ops2.c,v +retrieving revision 1.1 +retrieving revision 1.3 +diff -u -u -r1.1 -r1.3 +--- ops2.c 7 Sep 2007 10:01:21 -0000 1.1 ++++ ops2.c 20 Mar 2008 15:48:34 -0000 1.3 +@@ -149,8 +149,69 @@ + target += (s16) M.x86.R_IP; + DECODE_PRINTF2("%04x\n", target); + TRACE_AND_STEP(); +- if (cond) ++ if (cond) { + M.x86.R_IP = (u16)target; ++ JMP_TRACE(M.x86.saved_cs, M.x86.saved_ip, M.x86.R_CS, M.x86.R_IP, " LONG COND "); ++ } ++ DECODE_CLEAR_SEGOVR(); ++ END_OF_INSTR(); ++} ++ ++/**************************************************************************** ++REMARKS: ++Handles opcode 0x0f,0xC8-0xCF ++****************************************************************************/ ++s32 x86emu_bswap(s32 reg) ++{ ++ // perform the byte swap ++ s32 temp = reg; ++ reg = (temp & 0xFF000000) >> 24; ++ reg |= (temp & 0xFF0000) >> 8; ++ reg |= (temp & 0xFF00) << 8; ++ reg |= (temp & 0xFF) << 24; ++ return reg; ++} ++ ++void x86emuOp2_bswap(u8 op2) ++{ ++ /* byte swap 32 bit register */ ++ START_OF_INSTR(); ++ DECODE_PRINTF("BSWAP\t"); ++ switch (op2) { ++ case 0xc8: ++ DECODE_PRINTF("EAX\n"); ++ M.x86.R_EAX = x86emu_bswap(M.x86.R_EAX); ++ break; ++ case 0xc9: ++ DECODE_PRINTF("ECX\n"); ++ M.x86.R_ECX = x86emu_bswap(M.x86.R_ECX); ++ break; ++ case 0xca: ++ DECODE_PRINTF("EDX\n"); ++ M.x86.R_EDX = x86emu_bswap(M.x86.R_EDX); ++ break; ++ case 0xcb: ++ DECODE_PRINTF("EBX\n"); ++ M.x86.R_EBX = x86emu_bswap(M.x86.R_EBX); ++ break; ++ case 0xcc: ++ DECODE_PRINTF("ESP\n"); ++ M.x86.R_ESP = x86emu_bswap(M.x86.R_ESP); ++ break; ++ case 0xcd: ++ DECODE_PRINTF("EBP\n"); ++ M.x86.R_EBP = x86emu_bswap(M.x86.R_EBP); ++ break; ++ case 0xce: ++ DECODE_PRINTF("ESI\n"); ++ M.x86.R_ESI = x86emu_bswap(M.x86.R_ESI); ++ break; ++ case 0xcf: ++ DECODE_PRINTF("EDI\n"); ++ M.x86.R_EDI = x86emu_bswap(M.x86.R_EDI); ++ break; ++ } ++ TRACE_AND_STEP(); + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); + } +@@ -1702,14 +1763,14 @@ + /* 0xc5 */ x86emuOp2_illegal_op, + /* 0xc6 */ x86emuOp2_illegal_op, + /* 0xc7 */ x86emuOp2_illegal_op, +-/* 0xc8 */ x86emuOp2_illegal_op, /* TODO: bswap */ +-/* 0xc9 */ x86emuOp2_illegal_op, /* TODO: bswap */ +-/* 0xca */ x86emuOp2_illegal_op, /* TODO: bswap */ +-/* 0xcb */ x86emuOp2_illegal_op, /* TODO: bswap */ +-/* 0xcc */ x86emuOp2_illegal_op, /* TODO: bswap */ +-/* 0xcd */ x86emuOp2_illegal_op, /* TODO: bswap */ +-/* 0xce */ x86emuOp2_illegal_op, /* TODO: bswap */ +-/* 0xcf */ x86emuOp2_illegal_op, /* TODO: bswap */ ++/* 0xc8 */ x86emuOp2_bswap, ++/* 0xc9 */ x86emuOp2_bswap, ++/* 0xca */ x86emuOp2_bswap, ++/* 0xcb */ x86emuOp2_bswap, ++/* 0xcc */ x86emuOp2_bswap, ++/* 0xcd */ x86emuOp2_bswap, ++/* 0xce */ x86emuOp2_bswap, ++/* 0xcf */ x86emuOp2_bswap, + + /* 0xd0 */ x86emuOp2_illegal_op, + /* 0xd1 */ x86emuOp2_illegal_op, +Index: ops.c +=================================================================== +RCS file: /cvs/osdf/cvs/host/other-licence/x86emu/ops.c,v +retrieving revision 1.1 +diff -u -u -r1.1 ops.c +--- ops.c 7 Sep 2007 10:01:21 -0000 1.1 ++++ ops.c 20 Mar 2008 16:52:00 -0000 +@@ -1061,7 +1061,11 @@ + imm = (s8)fetch_byte_imm(); + DECODE_PRINTF2("PUSH\t%d\n", imm); + TRACE_AND_STEP(); +- push_word(imm); ++ if (M.x86.mode & SYSMODE_PREFIX_DATA) { ++ push_long(imm); ++ } else { ++ push_word(imm); ++ } + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); + } +@@ -1256,8 +1260,10 @@ + target = (u16)(M.x86.R_IP + (s16)offset); + DECODE_PRINTF2("%x\n", target); + TRACE_AND_STEP(); +- if (cond) ++ if (cond) { + M.x86.R_IP = target; ++ JMP_TRACE(M.x86.saved_cs, M.x86.saved_ip, M.x86.R_CS, M.x86.R_IP, " NEAR COND "); ++ } + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); + } +@@ -2516,9 +2522,11 @@ + count = 1; + if (M.x86.mode & (SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE)) { + /* dont care whether REPE or REPNE */ +- /* move them until CX is ZERO. */ +- count = M.x86.R_CX; ++ /* move them until (E)CX is ZERO. */ ++ count = (M.x86.mode & SYSMODE_32BIT_REP) ? M.x86.R_ECX : M.x86.R_CX; + M.x86.R_CX = 0; ++ if (M.x86.mode & SYSMODE_32BIT_REP) ++ M.x86.R_ECX = 0; + M.x86.mode &= ~(SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE); + } + while (count--) { +@@ -2526,6 +2534,8 @@ + store_data_byte_abs(M.x86.R_ES, M.x86.R_DI, val); + M.x86.R_SI += inc; + M.x86.R_DI += inc; ++ if (M.x86.intr & INTR_HALTED) ++ break; + } + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); +@@ -2559,9 +2569,11 @@ + count = 1; + if (M.x86.mode & (SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE)) { + /* dont care whether REPE or REPNE */ +- /* move them until CX is ZERO. */ +- count = M.x86.R_CX; ++ /* move them until (E)CX is ZERO. */ ++ count = (M.x86.mode & SYSMODE_32BIT_REP) ? M.x86.R_ECX : M.x86.R_CX; + M.x86.R_CX = 0; ++ if (M.x86.mode & SYSMODE_32BIT_REP) ++ M.x86.R_ECX = 0; + M.x86.mode &= ~(SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE); + } + while (count--) { +@@ -2574,6 +2586,8 @@ + } + M.x86.R_SI += inc; + M.x86.R_DI += inc; ++ if (M.x86.intr & INTR_HALTED) ++ break; + } + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); +@@ -2598,16 +2612,21 @@ + + if (M.x86.mode & (SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE)) { + /* REPE */ +- /* move them until CX is ZERO. */ +- while (M.x86.R_CX != 0) { ++ /* move them until (E)CX is ZERO. */ ++ while (((M.x86.mode & SYSMODE_32BIT_REP) ? M.x86.R_ECX : M.x86.R_CX) != 0) { + val1 = fetch_data_byte(M.x86.R_SI); + val2 = fetch_data_byte_abs(M.x86.R_ES, M.x86.R_DI); + cmp_byte(val1, val2); +- M.x86.R_CX -= 1; ++ if (M.x86.mode & SYSMODE_32BIT_REP) ++ M.x86.R_ECX -= 1; ++ else ++ M.x86.R_CX -= 1; + M.x86.R_SI += inc; + M.x86.R_DI += inc; + if ( (M.x86.mode & SYSMODE_PREFIX_REPE) && (ACCESS_FLAG(F_ZF) == 0) ) break; + if ( (M.x86.mode & SYSMODE_PREFIX_REPNE) && ACCESS_FLAG(F_ZF) ) break; ++ if (M.x86.intr & INTR_HALTED) ++ break; + } + M.x86.mode &= ~(SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE); + } else { +@@ -2644,8 +2663,8 @@ + TRACE_AND_STEP(); + if (M.x86.mode & (SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE)) { + /* REPE */ +- /* move them until CX is ZERO. */ +- while (M.x86.R_CX != 0) { ++ /* move them until (E)CX is ZERO. */ ++ while (((M.x86.mode & SYSMODE_32BIT_REP) ? M.x86.R_ECX : M.x86.R_CX) != 0) { + if (M.x86.mode & SYSMODE_PREFIX_DATA) { + val1 = fetch_data_long(M.x86.R_SI); + val2 = fetch_data_long_abs(M.x86.R_ES, M.x86.R_DI); +@@ -2655,11 +2674,16 @@ + val2 = fetch_data_word_abs(M.x86.R_ES, M.x86.R_DI); + cmp_word((u16)val1, (u16)val2); + } +- M.x86.R_CX -= 1; ++ if (M.x86.mode & SYSMODE_32BIT_REP) ++ M.x86.R_ECX -= 1; ++ else ++ M.x86.R_CX -= 1; + M.x86.R_SI += inc; + M.x86.R_DI += inc; + if ( (M.x86.mode & SYSMODE_PREFIX_REPE) && ACCESS_FLAG(F_ZF) == 0 ) break; + if ( (M.x86.mode & SYSMODE_PREFIX_REPNE) && ACCESS_FLAG(F_ZF) ) break; ++ if (M.x86.intr & INTR_HALTED) ++ break; + } + M.x86.mode &= ~(SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE); + } else { +@@ -2741,11 +2765,16 @@ + TRACE_AND_STEP(); + if (M.x86.mode & (SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE)) { + /* dont care whether REPE or REPNE */ +- /* move them until CX is ZERO. */ +- while (M.x86.R_CX != 0) { ++ /* move them until (E)CX is ZERO. */ ++ while (((M.x86.mode & SYSMODE_32BIT_REP) ? M.x86.R_ECX : M.x86.R_CX) != 0) { + store_data_byte_abs(M.x86.R_ES, M.x86.R_DI, M.x86.R_AL); +- M.x86.R_CX -= 1; ++ if (M.x86.mode & SYSMODE_32BIT_REP) ++ M.x86.R_ECX -= 1; ++ else ++ M.x86.R_CX -= 1; + M.x86.R_DI += inc; ++ if (M.x86.intr & INTR_HALTED) ++ break; + } + M.x86.mode &= ~(SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE); + } else { +@@ -2783,9 +2812,11 @@ + count = 1; + if (M.x86.mode & (SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE)) { + /* dont care whether REPE or REPNE */ +- /* move them until CX is ZERO. */ +- count = M.x86.R_CX; ++ /* move them until (E)CX is ZERO. */ ++ count = (M.x86.mode & SYSMODE_32BIT_REP) ? M.x86.R_ECX : M.x86.R_CX; + M.x86.R_CX = 0; ++ if (M.x86.mode & SYSMODE_32BIT_REP) ++ M.x86.R_ECX = 0; + M.x86.mode &= ~(SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE); + } + while (count--) { +@@ -2795,6 +2826,8 @@ + store_data_word_abs(M.x86.R_ES, M.x86.R_DI, M.x86.R_AX); + } + M.x86.R_DI += inc; ++ if (M.x86.intr & INTR_HALTED) ++ break; + } + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); +@@ -2817,11 +2850,16 @@ + inc = 1; + if (M.x86.mode & (SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE)) { + /* dont care whether REPE or REPNE */ +- /* move them until CX is ZERO. */ +- while (M.x86.R_CX != 0) { ++ /* move them until (E)CX is ZERO. */ ++ while (((M.x86.mode & SYSMODE_32BIT_REP) ? M.x86.R_ECX : M.x86.R_CX) != 0) { + M.x86.R_AL = fetch_data_byte(M.x86.R_SI); +- M.x86.R_CX -= 1; ++ if (M.x86.mode & SYSMODE_32BIT_REP) ++ M.x86.R_ECX -= 1; ++ else ++ M.x86.R_CX -= 1; + M.x86.R_SI += inc; ++ if (M.x86.intr & INTR_HALTED) ++ break; + } + M.x86.mode &= ~(SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE); + } else { +@@ -2859,9 +2897,11 @@ + count = 1; + if (M.x86.mode & (SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE)) { + /* dont care whether REPE or REPNE */ +- /* move them until CX is ZERO. */ +- count = M.x86.R_CX; ++ /* move them until (E)CX is ZERO. */ ++ count = (M.x86.mode & SYSMODE_32BIT_REP) ? M.x86.R_ECX : M.x86.R_CX; + M.x86.R_CX = 0; ++ if (M.x86.mode & SYSMODE_32BIT_REP) ++ M.x86.R_ECX = 0; + M.x86.mode &= ~(SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE); + } + while (count--) { +@@ -2871,6 +2911,8 @@ + M.x86.R_AX = fetch_data_word(M.x86.R_SI); + } + M.x86.R_SI += inc; ++ if (M.x86.intr & INTR_HALTED) ++ break; + } + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); +@@ -2894,26 +2936,36 @@ + inc = 1; + if (M.x86.mode & SYSMODE_PREFIX_REPE) { + /* REPE */ +- /* move them until CX is ZERO. */ +- while (M.x86.R_CX != 0) { ++ /* move them until (E)CX is ZERO. */ ++ while (((M.x86.mode & SYSMODE_32BIT_REP) ? M.x86.R_ECX : M.x86.R_CX) != 0) { + val2 = fetch_data_byte_abs(M.x86.R_ES, M.x86.R_DI); + cmp_byte(M.x86.R_AL, val2); +- M.x86.R_CX -= 1; ++ if (M.x86.mode & SYSMODE_32BIT_REP) ++ M.x86.R_ECX -= 1; ++ else ++ M.x86.R_CX -= 1; + M.x86.R_DI += inc; + if (ACCESS_FLAG(F_ZF) == 0) + break; ++ if (M.x86.intr & INTR_HALTED) ++ break; + } + M.x86.mode &= ~SYSMODE_PREFIX_REPE; + } else if (M.x86.mode & SYSMODE_PREFIX_REPNE) { + /* REPNE */ +- /* move them until CX is ZERO. */ +- while (M.x86.R_CX != 0) { ++ /* move them until (E)CX is ZERO. */ ++ while (((M.x86.mode & SYSMODE_32BIT_REP) ? M.x86.R_ECX : M.x86.R_CX) != 0) { + val2 = fetch_data_byte_abs(M.x86.R_ES, M.x86.R_DI); + cmp_byte(M.x86.R_AL, val2); +- M.x86.R_CX -= 1; ++ if (M.x86.mode & SYSMODE_32BIT_REP) ++ M.x86.R_ECX -= 1; ++ else ++ M.x86.R_CX -= 1; + M.x86.R_DI += inc; + if (ACCESS_FLAG(F_ZF)) + break; /* zero flag set means equal */ ++ if (M.x86.intr & INTR_HALTED) ++ break; + } + M.x86.mode &= ~SYSMODE_PREFIX_REPNE; + } else { +@@ -2951,8 +3003,8 @@ + TRACE_AND_STEP(); + if (M.x86.mode & SYSMODE_PREFIX_REPE) { + /* REPE */ +- /* move them until CX is ZERO. */ +- while (M.x86.R_CX != 0) { ++ /* move them until (E)CX is ZERO. */ ++ while (((M.x86.mode & SYSMODE_32BIT_REP) ? M.x86.R_ECX : M.x86.R_CX) != 0) { + if (M.x86.mode & SYSMODE_PREFIX_DATA) { + val = fetch_data_long_abs(M.x86.R_ES, M.x86.R_DI); + cmp_long(M.x86.R_EAX, val); +@@ -2960,16 +3012,21 @@ + val = fetch_data_word_abs(M.x86.R_ES, M.x86.R_DI); + cmp_word(M.x86.R_AX, (u16)val); + } +- M.x86.R_CX -= 1; ++ if (M.x86.mode & SYSMODE_32BIT_REP) ++ M.x86.R_ECX -= 1; ++ else ++ M.x86.R_CX -= 1; + M.x86.R_DI += inc; + if (ACCESS_FLAG(F_ZF) == 0) + break; ++ if (M.x86.intr & INTR_HALTED) ++ break; + } + M.x86.mode &= ~SYSMODE_PREFIX_REPE; + } else if (M.x86.mode & SYSMODE_PREFIX_REPNE) { + /* REPNE */ +- /* move them until CX is ZERO. */ +- while (M.x86.R_CX != 0) { ++ /* move them until (E)CX is ZERO. */ ++ while (((M.x86.mode & SYSMODE_32BIT_REP) ? M.x86.R_ECX : M.x86.R_CX) != 0) { + if (M.x86.mode & SYSMODE_PREFIX_DATA) { + val = fetch_data_long_abs(M.x86.R_ES, M.x86.R_DI); + cmp_long(M.x86.R_EAX, val); +@@ -2977,10 +3034,15 @@ + val = fetch_data_word_abs(M.x86.R_ES, M.x86.R_DI); + cmp_word(M.x86.R_AX, (u16)val); + } +- M.x86.R_CX -= 1; ++ if (M.x86.mode & SYSMODE_32BIT_REP) ++ M.x86.R_ECX -= 1; ++ else ++ M.x86.R_CX -= 1; + M.x86.R_DI += inc; + if (ACCESS_FLAG(F_ZF)) + break; /* zero flag set means equal */ ++ if (M.x86.intr & INTR_HALTED) ++ break; + } + M.x86.mode &= ~SYSMODE_PREFIX_REPNE; + } else { +@@ -3238,9 +3300,9 @@ + DECODE_PRINTF("RET\t"); + imm = fetch_word_imm(); + DECODE_PRINTF2("%x\n", imm); +- RETURN_TRACE("RET",M.x86.saved_cs,M.x86.saved_ip); + TRACE_AND_STEP(); + M.x86.R_IP = pop_word(); ++ RETURN_TRACE(M.x86.saved_cs,M.x86.saved_ip, M.x86.R_CS, M.x86.R_IP, "NEAR"); + M.x86.R_SP += imm; + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); +@@ -3254,9 +3316,9 @@ + { + START_OF_INSTR(); + DECODE_PRINTF("RET\n"); +- RETURN_TRACE("RET",M.x86.saved_cs,M.x86.saved_ip); + TRACE_AND_STEP(); + M.x86.R_IP = pop_word(); ++ RETURN_TRACE(M.x86.saved_cs,M.x86.saved_ip, M.x86.R_CS, M.x86.R_IP, "NEAR"); + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); + } +@@ -3471,10 +3533,10 @@ + DECODE_PRINTF("RETF\t"); + imm = fetch_word_imm(); + DECODE_PRINTF2("%x\n", imm); +- RETURN_TRACE("RETF",M.x86.saved_cs,M.x86.saved_ip); + TRACE_AND_STEP(); + M.x86.R_IP = pop_word(); + M.x86.R_CS = pop_word(); ++ RETURN_TRACE(M.x86.saved_cs,M.x86.saved_ip, M.x86.R_CS, M.x86.R_IP, "FAR"); + M.x86.R_SP += imm; + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); +@@ -3488,10 +3550,10 @@ + { + START_OF_INSTR(); + DECODE_PRINTF("RETF\n"); +- RETURN_TRACE("RETF",M.x86.saved_cs,M.x86.saved_ip); + TRACE_AND_STEP(); + M.x86.R_IP = pop_word(); + M.x86.R_CS = pop_word(); ++ RETURN_TRACE(M.x86.saved_cs,M.x86.saved_ip, M.x86.R_CS, M.x86.R_IP, "FAR"); + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); + } +@@ -4020,8 +4082,11 @@ + ip += (s16) M.x86.R_IP; + DECODE_PRINTF2("%04x\n", ip); + TRACE_AND_STEP(); +- M.x86.R_CX -= 1; +- if (M.x86.R_CX != 0 && !ACCESS_FLAG(F_ZF)) /* CX != 0 and !ZF */ ++ if (M.x86.mode & SYSMODE_PREFIX_ADDR) ++ M.x86.R_ECX -= 1; ++ else ++ M.x86.R_CX -= 1; ++ if (((M.x86.mode & SYSMODE_PREFIX_ADDR) ? M.x86.R_ECX : M.x86.R_CX) != 0 && !ACCESS_FLAG(F_ZF)) /* (E)CX != 0 and !ZF */ + M.x86.R_IP = ip; + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); +@@ -4041,8 +4106,11 @@ + ip += (s16) M.x86.R_IP; + DECODE_PRINTF2("%04x\n", ip); + TRACE_AND_STEP(); +- M.x86.R_CX -= 1; +- if (M.x86.R_CX != 0 && ACCESS_FLAG(F_ZF)) /* CX != 0 and ZF */ ++ if (M.x86.mode & SYSMODE_PREFIX_ADDR) ++ M.x86.R_ECX -= 1; ++ else ++ M.x86.R_CX -= 1; ++ if (((M.x86.mode & SYSMODE_PREFIX_ADDR) ? M.x86.R_ECX : M.x86.R_CX) != 0 && ACCESS_FLAG(F_ZF)) /* (E)CX != 0 and ZF */ + M.x86.R_IP = ip; + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); +@@ -4062,8 +4130,11 @@ + ip += (s16) M.x86.R_IP; + DECODE_PRINTF2("%04x\n", ip); + TRACE_AND_STEP(); +- M.x86.R_CX -= 1; +- if (M.x86.R_CX != 0) ++ if (M.x86.mode & SYSMODE_PREFIX_ADDR) ++ M.x86.R_ECX -= 1; ++ else ++ M.x86.R_CX -= 1; ++ if (((M.x86.mode & SYSMODE_PREFIX_ADDR) ? M.x86.R_ECX : M.x86.R_CX) != 0) /* (E)CX != 0 */ + M.x86.R_IP = ip; + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); +@@ -4085,8 +4156,10 @@ + target = (u16)(M.x86.R_IP + offset); + DECODE_PRINTF2("%x\n", target); + TRACE_AND_STEP(); +- if (M.x86.R_CX == 0) ++ if (M.x86.R_CX == 0) { + M.x86.R_IP = target; ++ JMP_TRACE(M.x86.saved_cs, M.x86.saved_ip, M.x86.R_CS, M.x86.R_IP, " CXZ "); ++ } + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); + } +@@ -4213,6 +4286,7 @@ + ip = (s16)fetch_word_imm(); + ip += (s16)M.x86.R_IP; + DECODE_PRINTF2("%04x\n", ip); ++ JMP_TRACE(M.x86.saved_cs, M.x86.saved_ip, M.x86.R_CS, ip, " NEAR "); + TRACE_AND_STEP(); + M.x86.R_IP = (u16)ip; + DECODE_CLEAR_SEGOVR(); +@@ -4233,6 +4307,7 @@ + cs = fetch_word_imm(); + DECODE_PRINTF2("%04x:", cs); + DECODE_PRINTF2("%04x\n", ip); ++ JMP_TRACE(M.x86.saved_cs, M.x86.saved_ip, cs, ip, " FAR "); + TRACE_AND_STEP(); + M.x86.R_IP = ip; + M.x86.R_CS = cs; +@@ -4254,6 +4329,7 @@ + offset = (s8)fetch_byte_imm(); + target = (u16)(M.x86.R_IP + offset); + DECODE_PRINTF2("%x\n", target); ++ JMP_TRACE(M.x86.saved_cs, M.x86.saved_ip, M.x86.R_CS, target, " BYTE "); + TRACE_AND_STEP(); + M.x86.R_IP = target; + DECODE_CLEAR_SEGOVR(); +@@ -4357,6 +4433,8 @@ + DECODE_PRINTF("REPNE\n"); + TRACE_AND_STEP(); + M.x86.mode |= SYSMODE_PREFIX_REPNE; ++ if (M.x86.mode & SYSMODE_PREFIX_ADDR) ++ M.x86.mode |= SYSMODE_32BIT_REP; + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); + } +@@ -4371,6 +4449,8 @@ + DECODE_PRINTF("REPE\n"); + TRACE_AND_STEP(); + M.x86.mode |= SYSMODE_PREFIX_REPE; ++ if (M.x86.mode & SYSMODE_PREFIX_ADDR) ++ M.x86.mode |= SYSMODE_32BIT_REP; + DECODE_CLEAR_SEGOVR(); + END_OF_INSTR(); + } +@@ -5013,12 +5093,14 @@ + break; + case 4: /* jmp word ptr ... */ + destval = fetch_data_word(destoffset); ++ JMP_TRACE(M.x86.saved_cs, M.x86.saved_ip, M.x86.R_CS, destval, " WORD "); + TRACE_AND_STEP(); + M.x86.R_IP = destval; + break; + case 5: /* jmp far ptr ... */ + destval = fetch_data_word(destoffset); + destval2 = fetch_data_word(destoffset + 2); ++ JMP_TRACE(M.x86.saved_cs, M.x86.saved_ip, destval2, destval, " FAR "); + TRACE_AND_STEP(); + M.x86.R_IP = destval; + M.x86.R_CS = destval2; +Index: prim_ops.c +=================================================================== +RCS file: /cvs/osdf/cvs/host/other-licence/x86emu/prim_ops.c,v +retrieving revision 1.1 +retrieving revision 1.3 +diff -u -u -r1.1 -r1.3 +--- prim_ops.c 7 Sep 2007 10:01:21 -0000 1.1 ++++ prim_ops.c 16 Jan 2008 14:18:15 -0000 1.3 +@@ -1921,7 +1921,7 @@ + void imul_long_direct(u32 *res_lo, u32* res_hi,u32 d, u32 s) + { + #ifdef __HAS_LONG_LONG__ +- s64 res = (s64)d * (s64)s; ++ s64 res = (s64)(s32)d * (s64)(s32)s; + + *res_lo = (u32)res; + *res_hi = (u32)(res >> 32); +@@ -2013,7 +2013,7 @@ + void mul_long(u32 s) + { + #ifdef __HAS_LONG_LONG__ +- u64 res = (u32)M.x86.R_EAX * (u32)s; ++ u64 res = (u64)M.x86.R_EAX * s; + + M.x86.R_EAX = (u32)res; + M.x86.R_EDX = (u32)(res >> 32); +@@ -2312,16 +2312,15 @@ + } + if (M.x86.mode & (SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE)) { + /* dont care whether REPE or REPNE */ +- /* in until CX is ZERO. */ +- u32 count = ((M.x86.mode & SYSMODE_PREFIX_DATA) ? ++ /* in until (E)CX is ZERO. */ ++ u32 count = ((M.x86.mode & SYSMODE_32BIT_REP) ? + M.x86.R_ECX : M.x86.R_CX); +- + while (count--) { + single_in(size); + M.x86.R_DI += inc; + } + M.x86.R_CX = 0; +- if (M.x86.mode & SYSMODE_PREFIX_DATA) { ++ if (M.x86.mode & SYSMODE_32BIT_REP) { + M.x86.R_ECX = 0; + } + M.x86.mode &= ~(SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE); +@@ -2355,15 +2354,15 @@ + } + if (M.x86.mode & (SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE)) { + /* dont care whether REPE or REPNE */ +- /* out until CX is ZERO. */ +- u32 count = ((M.x86.mode & SYSMODE_PREFIX_DATA) ? ++ /* out until (E)CX is ZERO. */ ++ u32 count = ((M.x86.mode & SYSMODE_32BIT_REP) ? + M.x86.R_ECX : M.x86.R_CX); + while (count--) { + single_out(size); + M.x86.R_SI += inc; + } + M.x86.R_CX = 0; +- if (M.x86.mode & SYSMODE_PREFIX_DATA) { ++ if (M.x86.mode & SYSMODE_32BIT_REP) { + M.x86.R_ECX = 0; + } + M.x86.mode &= ~(SYSMODE_PREFIX_REPE | SYSMODE_PREFIX_REPNE); +Index: sys.c +=================================================================== +RCS file: /cvs/osdf/cvs/host/other-licence/x86emu/sys.c,v +retrieving revision 1.1 +retrieving revision 1.2 +diff -u -u -r1.1 -r1.2 +--- sys.c 7 Sep 2007 10:01:21 -0000 1.1 ++++ sys.c 7 Sep 2007 10:03:13 -0000 1.2 +@@ -45,11 +45,6 @@ + #include <x86emu/regs.h> + #include "debug.h" + #include "prim_ops.h" +-#ifdef LINUXBIOS_VERSION +-#include "io.h" +-#else +-#include <sys/io.h> +-#endif + + #ifdef IN_MODULE + #include "xf86_ansic.h" +@@ -220,7 +215,7 @@ + { + DB(if (DEBUG_IO_TRACE()) + printk("inb %#04x \n", addr);) +- return inb(addr); ++ return 0; + } + + /**************************************************************************** +@@ -235,7 +230,7 @@ + { + DB(if (DEBUG_IO_TRACE()) + printk("inw %#04x \n", addr);) +- return inw(addr); ++ return 0; + } + + /**************************************************************************** +@@ -250,7 +245,7 @@ + { + DB(if (DEBUG_IO_TRACE()) + printk("inl %#04x \n", addr);) +- return inl(addr); ++ return 0; + } + + /**************************************************************************** +@@ -264,7 +259,6 @@ + { + DB(if (DEBUG_IO_TRACE()) + printk("outb %#02x -> %#04x \n", val, addr);) +- outb(val, addr); + return; + } + +@@ -279,7 +273,6 @@ + { + DB(if (DEBUG_IO_TRACE()) + printk("outw %#04x -> %#04x \n", val, addr);) +- outw(val, addr); + return; + } + +@@ -295,7 +288,6 @@ + DB(if (DEBUG_IO_TRACE()) + printk("outl %#08x -> %#04x \n", val, addr);) + +- outl(val, addr); + return; + } + +@@ -405,6 +397,6 @@ + + void X86EMU_setMemBase(void *base, size_t size) + { +- M.mem_base = (int) base; ++ M.mem_base = (unsigned long) base; + M.mem_size = size; + } +Index: include/x86emu/debug.h +=================================================================== +RCS file: /cvs/osdf/cvs/host/other-licence/x86emu/include/x86emu/debug.h,v +retrieving revision 1.1 +retrieving revision 1.4 +diff -u -u -r1.1 -r1.4 +--- include/x86emu/debug.h 7 Sep 2007 10:01:21 -0000 1.1 ++++ include/x86emu/debug.h 20 Mar 2008 15:25:27 -0000 1.4 +@@ -40,8 +40,6 @@ + #ifndef __X86EMU_DEBUG_H + #define __X86EMU_DEBUG_H + +-//#define DEBUG 0 +-#undef DEBUG + /*---------------------- Macros and type definitions ----------------------*/ + + /* checks to be enabled for "runtime" */ +@@ -78,6 +76,8 @@ + # define DEBUG_SYSINT() (M.x86.debug & DEBUG_SYSINT_F) + # define DEBUG_TRACECALL() (M.x86.debug & DEBUG_TRACECALL_F) + # define DEBUG_TRACECALLREGS() (M.x86.debug & DEBUG_TRACECALL_REGS_F) ++# define DEBUG_TRACEJMP() (M.x86.debug & DEBUG_TRACEJMP_F) ++# define DEBUG_TRACEJMPREGS() (M.x86.debug & DEBUG_TRACEJMP_REGS_F) + # define DEBUG_SYS() (M.x86.debug & DEBUG_SYS_F) + # define DEBUG_MEM_TRACE() (M.x86.debug & DEBUG_MEM_TRACE_F) + # define DEBUG_IO_TRACE() (M.x86.debug & DEBUG_IO_TRACE_F) +@@ -96,6 +96,8 @@ + # define DEBUG_SYSINT() 0 + # define DEBUG_TRACECALL() 0 + # define DEBUG_TRACECALLREGS() 0 ++# define DEBUG_TRACEJMP() 0 ++# define DEBUG_TRACEJMPREGS() 0 + # define DEBUG_SYS() 0 + # define DEBUG_MEM_TRACE() 0 + # define DEBUG_IO_TRACE() 0 +@@ -169,14 +171,20 @@ + x86emu_dump_regs(); \ + if (DEBUG_TRACECALL()) \ + printk("%04x:%04x: CALL %s%04x:%04x\n", u , v, s, w, x); +-# define RETURN_TRACE(n,u,v) \ ++# define RETURN_TRACE(u,v,w,x,s) \ + if (DEBUG_TRACECALLREGS()) \ + x86emu_dump_regs(); \ + if (DEBUG_TRACECALL()) \ +- printk("%04x:%04x: %s\n",u,v,n); ++ printk("%04x:%04x: RET %s %04x:%04x\n",u,v,s,w,x); ++# define JMP_TRACE(u,v,w,x,s) \ ++ if (DEBUG_TRACEJMPREGS()) \ ++ x86emu_dump_regs(); \ ++ if (DEBUG_TRACEJMP()) \ ++ printk("%04x:%04x: JMP %s%04x:%04x\n", u , v, s, w, x); + #else + # define CALL_TRACE(u,v,w,x,s) +-# define RETURN_TRACE(n,u,v) ++# define RETURN_TRACE(u,v,w,x,s) ++# define JMP_TRACE(u,v,w,x,s) + #endif + + #ifdef DEBUG +Index: include/x86emu/regs.h +=================================================================== +RCS file: /cvs/osdf/cvs/host/other-licence/x86emu/include/x86emu/regs.h,v +retrieving revision 1.1 +retrieving revision 1.4 +diff -u -u -r1.1 -r1.4 +--- include/x86emu/regs.h 7 Sep 2007 10:01:21 -0000 1.1 ++++ include/x86emu/regs.h 15 Jan 2008 13:46:40 -0000 1.4 +@@ -231,6 +231,9 @@ + #define SYSMODE_PREFIX_REPNE 0x00000100 + #define SYSMODE_PREFIX_DATA 0x00000200 + #define SYSMODE_PREFIX_ADDR 0x00000400 ++//phueper: for REP(E|NE) Instructions, we need to decide wether it should be using ++//the 32bit ECX register as or the 16bit CX register as count register ++#define SYSMODE_32BIT_REP 0x00000800 + #define SYSMODE_INTR_PENDING 0x10000000 + #define SYSMODE_EXTRN_INTR 0x20000000 + #define SYSMODE_HALTED 0x40000000 +@@ -250,7 +253,8 @@ + SYSMODE_SEGOVR_GS | \ + SYSMODE_SEGOVR_SS | \ + SYSMODE_PREFIX_DATA | \ +- SYSMODE_PREFIX_ADDR) ++ SYSMODE_PREFIX_ADDR | \ ++ SYSMODE_32BIT_REP) + + #define INTR_SYNCH 0x1 + #define INTR_ASYNCH 0x2 +@@ -274,9 +278,9 @@ + */ + u32 mode; + volatile int intr; /* mask of pending interrupts */ +- int debug; ++ volatile int debug; + #ifdef DEBUG +- int check; ++ int check; + u16 saved_ip; + u16 saved_cs; + int enc_pos; +Index: include/x86emu/x86emu.h +=================================================================== +RCS file: /cvs/osdf/cvs/host/other-licence/x86emu/include/x86emu/x86emu.h,v +retrieving revision 1.1 +retrieving revision 1.3 +diff -u -u -r1.1 -r1.3 +--- include/x86emu/x86emu.h 7 Sep 2007 10:01:21 -0000 1.1 ++++ include/x86emu/x86emu.h 19 Oct 2007 08:42:15 -0000 1.3 +@@ -47,6 +47,7 @@ + #include <console.h> + #define printk(x...) printk(BIOS_DEBUG, x) + #else ++#include <stdio.h> + #define printk printf + #endif + +@@ -189,6 +181,8 @@ + #define DEBUG_TRACECALL_REGS_F 0x004000 + #define DEBUG_DECODE_NOPRINT_F 0x008000 + #define DEBUG_SAVE_IP_CS_F 0x010000 ++#define DEBUG_TRACEJMP_F 0x020000 ++#define DEBUG_TRACEJMP_REGS_F 0x040000 + #define DEBUG_SYS_F (DEBUG_SVC_F|DEBUG_FS_F|DEBUG_PROC_F) + + void X86EMU_trace_regs(void); +@@ -200,5 +194,4 @@ + #ifdef __cplusplus + } /* End of "C" linkage for C++ */ + #endif +- + #endif /* __X86EMU_X86EMU_H */ diff --git a/src/roms/SLOF/other-licence/x86emu/x86emu_download.sh b/src/roms/SLOF/other-licence/x86emu/x86emu_download.sh new file mode 100755 index 0000000..d4feff9 --- /dev/null +++ b/src/roms/SLOF/other-licence/x86emu/x86emu_download.sh @@ -0,0 +1,61 @@ +# ***************************************************************************** +# * Copyright (c) 2004, 2008 IBM Corporation +# * All rights reserved. +# * This program and the accompanying materials +# * are made available under the terms of the BSD License +# * which accompanies this distribution, and is available at +# * http://www.opensource.org/licenses/bsd-license.php +# * +# * Contributors: +# * IBM Corporation - initial implementation +# ****************************************************************************/ +#!/bin/bash + +#set -x +#set -e + +SVN=`which svn` +PATCH=`which patch` +DIFF_FILE=./x86emu_changes.diff + +# check wether svn, patch, ... is available... + +if [ ! -x $SVN ]; then + echo "subversion executable not found!" + exit -1 +fi +if [ ! -x $PATCH ]; then + echo "patch executable not found!" + exit -1 +fi +if [ ! -r $DIFF_FILE ]; then + echo "diff file $DIFF_FILE not found!" + exit -1 +fi + +# download the x86emu sources from LinuxBIOS subversion + +#revision known to work... +REV=496 + +echo "Checking out x86emu from coreboot-v3 repository revision $REV" +$SVN co svn://coreboot.org/repository/coreboot-v3/util/x86emu -r $REV + +echo "Copying files..." + +mkdir -p include/x86emu +cp -v x86emu/x86emu/*.c . +cp -v x86emu/x86emu/*.h include/x86emu +cp -v x86emu/include/x86emu/*.h include/x86emu + +echo "Removing checkedout subversion director..." + +rm -rf x86emu + +echo "Patching files..." + +$PATCH -p0 < x86emu_changes.diff + + +echo "done" +exit 0 |
