Am 11.09.2012 16:38, schrieb Jan Kiszka: > 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 <jan.kis...@siemens.com>
This looks pretty identical to Hervé's "pc: remove DEBUG_BIOS define and QEMU exit I/O ports", doesn't it? The discussion there concluded that compatibility needs to be provided for older machines. http://patchwork.ozlabs.org/patch/169542/ http://patchwork.ozlabs.org/patch/169543/ Andreas > --- > hw/pc.c | 27 --------------------------- > 1 files changed, 0 insertions(+), 27 deletions(-) > > diff --git a/hw/pc.c b/hw/pc.c > index 112739a..7e7e0e2 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); > > -- SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg
