From 91eae94265d72da0b6c57517f6d0dc05649e10cc Mon Sep 17 00:00:00 2001 From: Gene Cumm Date: Wed, 26 Jan 2011 20:59:04 -0500 Subject: [PATCH] memdisk/dskprobe: Increase the debug output Include all registers that should include anything of value and display the value of the "present" variable. --- memdisk/dskprobe.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/memdisk/dskprobe.c b/memdisk/dskprobe.c index ee7be12..9071fb0 100644 --- a/memdisk/dskprobe.c +++ b/memdisk/dskprobe.c @@ -58,7 +58,8 @@ static int probe_int13h_08h(uint8_t drive, com32sys_t * regs) memset(regs, 0, sizeof *regs); probe_any(0x08, drive, regs); present = !(regs->eflags.l & 1) && !regs->eax.b[1]; - dskprobe_printf(" AH08: CF%d BL%02x DL%02x\n", regs->eflags.l & 1, + dskprobe_printf(" AH08: P%d CF%d AH%02x AL%02x BL%02x DL%02x\n", present, + regs->eflags.l & 1, regs->eax.b[1], regs->eax.b[0], regs->ebx.b[0], regs->edx.b[0]); return present; } @@ -73,8 +74,9 @@ static int probe_int13h_15h(uint8_t drive, com32sys_t * regs) memset(regs, 0, sizeof *regs); probe_any(0x15, drive, regs); present = !(regs->eflags.l & 1) && regs->eax.b[1]; - dskprobe_printf(" AH15: CF%d AH%02x\n", regs->eflags.l & 1, - regs->eax.b[1]); + dskprobe_printf(" AH15: P%d CF%d AH%02x AL%02x CX%04x DX%04x\n", present, + regs->eflags.l & 1, regs->eax.b[1], regs->eax.b[0], + regs->ecx.w[0], regs->edx.w[0]); return present; } @@ -89,8 +91,9 @@ static int probe_int13h_41h(uint8_t drive, com32sys_t * regs) regs->ebx.w[0] = 0x55AA; /* BX == 0x55AA */ probe_any(0x41, drive, regs); present = !(regs->eflags.l & 1) && (regs->ebx.w[0] == 0xAA55); - dskprobe_printf(" AH41: CF%d BX%04x AH%02x DH%02x\n", regs->eflags.l & 1, - regs->ebx.w[0], regs->eax.b[1], regs->edx.b[1]); + dskprobe_printf(" AH41: P%d CF%d BX%04x AH%02x DH%02x\n", present, + regs->eflags.l & 1, regs->ebx.w[0], regs->eax.b[1], + regs->edx.b[1]); return present; } -- 2.7.4