From ed0ec1aa858ac1fcfe3664e4159e695c2c063df8 Mon Sep 17 00:00:00 2001 From: Jan Kiszka Date: Tue, 11 Sep 2012 16:38:25 +0200 Subject: [PATCH] pc: Drop practically unused BOCHS BIOS debug ports We have debugcon these days to listen on those ports that receive debug messages. Also drop the others that have no effect anymore. Signed-off-by: Jan Kiszka Signed-off-by: Anthony Liguori --- hw/pc.c | 27 --------------------------- 1 file changed, 27 deletions(-) diff --git a/hw/pc.c b/hw/pc.c index 112739a278..7e7e0e2235 100644 --- a/hw/pc.c +++ b/hw/pc.c @@ -53,9 +53,6 @@ #include "bitmap.h" #include "vga-pci.h" -/* output Bochs bios info messages */ -//#define DEBUG_BIOS - /* debug PC/ISA interrupts */ //#define DEBUG_IRQ @@ -534,17 +531,6 @@ static void bochs_bios_write(void *opaque, uint32_t addr, uint32_t val) static int shutdown_index = 0; switch(addr) { - /* Bochs BIOS messages */ - case 0x400: - case 0x401: - /* used to be panic, now unused */ - break; - case 0x402: - case 0x403: -#ifdef DEBUG_BIOS - fprintf(stderr, "%c", val); -#endif - break; case 0x8900: /* same as Bochs power off */ if (val == shutdown_str[shutdown_index]) { @@ -558,16 +544,9 @@ static void bochs_bios_write(void *opaque, uint32_t addr, uint32_t val) } break; - /* LGPL'ed VGA BIOS messages */ case 0x501: case 0x502: exit((val << 1) | 1); - case 0x500: - case 0x503: -#ifdef DEBUG_BIOS - fprintf(stderr, "%c", val); -#endif - break; } } @@ -596,17 +575,11 @@ static void *bochs_bios_init(void) uint64_t *numa_fw_cfg; int i, j; - register_ioport_write(0x400, 1, 2, bochs_bios_write, NULL); - register_ioport_write(0x401, 1, 2, bochs_bios_write, NULL); - register_ioport_write(0x402, 1, 1, bochs_bios_write, NULL); - register_ioport_write(0x403, 1, 1, bochs_bios_write, NULL); register_ioport_write(0x8900, 1, 1, bochs_bios_write, NULL); register_ioport_write(0x501, 1, 1, bochs_bios_write, NULL); register_ioport_write(0x501, 1, 2, bochs_bios_write, NULL); register_ioport_write(0x502, 1, 2, bochs_bios_write, NULL); - register_ioport_write(0x500, 1, 1, bochs_bios_write, NULL); - register_ioport_write(0x503, 1, 1, bochs_bios_write, NULL); fw_cfg = fw_cfg_init(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 1, 0, 0);