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https://github.com/fail0verflow/switch-coreboot.git
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80aa586a51
Signed-off-by: Pattrick Hueper <phueper@hueper.net> Acked-by: Myles Watson <mylesgw@gmail.com> git-svn-id: svn://coreboot.org/repository/coreboot-v3@1076 f3766cd6-281f-0410-b1cd-43a5c92072e9
87 lines
2.9 KiB
C
87 lines
2.9 KiB
C
/******************************************************************************
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* Copyright (c) 2004, 2008 IBM Corporation
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* All rights reserved.
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* This program and the accompanying materials
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* are made available under the terms of the BSD License
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* which accompanies this distribution, and is available at
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* http://www.opensource.org/licenses/bsd-license.php
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*
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* Contributors:
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* IBM Corporation - initial implementation
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*****************************************************************************/
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#ifndef _BIOSEMU_DEBUG_H_
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#define _BIOSEMU_DEBUG_H_
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#include <types.h>
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extern u32 debug_flags;
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// from x86emu...needed for debugging
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extern void x86emu_dump_xregs(void);
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/* printf is not available in coreboot... use printk */
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#include <console.h>
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/* uurgs... yuck... x86emu/x86emu.h is redefining printk... we include it here
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* and use its redefinition of printk
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* TODO: FIX!!!! */
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#include "x86emu/x86emu.h"
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#define printf printk
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/* PH: empty versions of set/clr_ci
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* TODO: remove! */
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static inline void clr_ci(void) {};
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static inline void set_ci(void) {};
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#define DEBUG_IO 0x1
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#define DEBUG_MEM 0x2
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// set this to print messages for certain virtual memory accesses (Interrupt Vectors, ...)
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#define DEBUG_CHECK_VMEM_ACCESS 0x4
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#define DEBUG_INTR 0x8
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#define DEBUG_PRINT_INT10 0x10 // set to have the INT10 routine print characters
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#define DEBUG_VBE 0x20
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#define DEBUG_PMM 0x40
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#define DEBUG_DISK 0x80
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#define DEBUG_PNP 0x100
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#define DEBUG_TRACE_X86EMU 0x1000
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// set to enable tracing of JMPs in x86emu
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#define DEBUG_JMP 0x2000
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//#define DEBUG
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//#undef DEBUG
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#ifdef DEBUG
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#define CHECK_DBG(_flag) if (debug_flags & _flag)
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#define DEBUG_PRINTF(_x...) printf(_x);
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// prints the CS:IP before the printout, NOTE: actually its CS:IP of the _next_ instruction
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// to be executed, since the x86emu advances CS:IP _before_ actually executing an instruction
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#define DEBUG_PRINTF_CS_IP(_x...) DEBUG_PRINTF("%x:%x ", M.x86.R_CS, M.x86.R_IP); DEBUG_PRINTF(_x);
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#define DEBUG_PRINTF_IO(_x...) CHECK_DBG(DEBUG_IO) { DEBUG_PRINTF_CS_IP(_x) }
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#define DEBUG_PRINTF_MEM(_x...) CHECK_DBG(DEBUG_MEM) { DEBUG_PRINTF_CS_IP(_x) }
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#define DEBUG_PRINTF_INTR(_x...) CHECK_DBG(DEBUG_INTR) { DEBUG_PRINTF_CS_IP(_x) }
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#define DEBUG_PRINTF_VBE(_x...) CHECK_DBG(DEBUG_VBE) { DEBUG_PRINTF_CS_IP(_x) }
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#define DEBUG_PRINTF_PMM(_x...) CHECK_DBG(DEBUG_PMM) { DEBUG_PRINTF_CS_IP(_x) }
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#define DEBUG_PRINTF_DISK(_x...) CHECK_DBG(DEBUG_DISK) { DEBUG_PRINTF_CS_IP(_x) }
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#define DEBUG_PRINTF_PNP(_x...) CHECK_DBG(DEBUG_PNP) { DEBUG_PRINTF_CS_IP(_x) }
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#else
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#define CHECK_DBG(_flag) if (0)
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#define DEBUG_PRINTF(_x...)
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#define DEBUG_PRINTF_CS_IP(_x...)
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#define DEBUG_PRINTF_IO(_x...)
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#define DEBUG_PRINTF_MEM(_x...)
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#define DEBUG_PRINTF_INTR(_x...)
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#define DEBUG_PRINTF_VBE(_x...)
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#define DEBUG_PRINTF_PMM(_x...)
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#define DEBUG_PRINTF_DISK(_x...)
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#define DEBUG_PRINTF_PNP(_x...)
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#endif //DEBUG
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void dump(u8 * addr, u32 len);
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#endif
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