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move some functions to enter_kernel.c
This commit is contained in:
Laurent Vivier
parent
46c2cae538
commit
4aa27aeab3
130
second/main.c
130
second/main.c
@ -33,62 +33,19 @@
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#include "cli.h"
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#endif
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#include "enter_kernel.h"
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#ifdef ARCH_M68K
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typedef void (*entry_t) (unsigned long , unsigned long , unsigned long, unsigned long );
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typedef void (*disable_cache_t) (void);
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#include "enter_kernelnoMMU.h"
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#ifdef USE_MMU030
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#include "enter_kernel030.h"
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#include "MMU030.h"
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#endif
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#ifdef USE_MMU040
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#include "enter_kernel040.h"
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#include "MMU040.h"
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#endif
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#define PAGE_SHIFT 12
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#define PAGE_SIZE (1UL << PAGE_SHIFT)
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#define PAGE_MASK (~(PAGE_SIZE-1))
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#define KERNEL_ALIGN (256L * 1024L) // Kernel alignment, on 256K boundary
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#if defined(__LINUX__)
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#define BI_ALLOC_SIZE (4096L) // Allocate 4K for bootinfo
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#elif defined(__NETBSD__)
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#define BI_ALLOC_SIZE (4096L)
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#endif
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#endif
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#ifdef ARCH_PPC
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#include "enter_kernelPPC.h"
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#endif
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int start(emile_l2_header_t* info)
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static void banner(void)
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{
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char * kernel;
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#ifdef ARCH_M68K
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entry_t entry;
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unsigned long physImage;
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disable_cache_t disable_cache;
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#ifdef USE_MMU
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unsigned long physical;
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#ifdef __LINUX__
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unsigned long aligned_size;
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unsigned long aligned_addr;
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#endif /* __LINUX__ */
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#endif /* USE_MMU */
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unsigned long enter_kernel;
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unsigned long end_enter_kernel;
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unsigned long start_mem;
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unsigned long entry_point;
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#endif /* ARCH_M68K */
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#ifdef ARCH_PPC
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PPCRegisterList regs;
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#endif
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int ret;
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unsigned long ramdisk_start;
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int bootstrap_size;
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printf("Early Macintosh Image LoadEr"
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#if defined(__LINUX__) && defined(__NETBSD__)
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#error Cannot support LINUX AND NETBSD
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@ -112,6 +69,32 @@ int start(emile_l2_header_t* info)
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#endif
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printf("EMILE v"VERSION" (c) 2004,2005 Laurent Vivier\n");
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printf("This is free software, redistribute it under GPL\n");
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}
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int start(emile_l2_header_t* info)
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{
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char * kernel;
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#ifdef ARCH_M68K
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entry_t entry;
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unsigned long physImage;
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#ifdef USE_MMU
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unsigned long physical;
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#ifdef __LINUX__
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unsigned long aligned_size;
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unsigned long aligned_addr;
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#endif /* __LINUX__ */
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#endif /* USE_MMU */
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unsigned long start_mem;
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unsigned long entry_point;
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#endif /* ARCH_M68K */
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#ifdef ARCH_PPC
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PPCRegisterList regs;
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#endif
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int ret;
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unsigned long ramdisk_start;
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int bootstrap_size;
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banner();
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if (!EMILE_COMPAT(EMILE_05_SIGNATURE, info->signature))
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error("Bad header signature !\n");
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@ -133,45 +116,11 @@ int start(emile_l2_header_t* info)
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/* where is mapped my boot function ? */
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enter_kernel_init();
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#ifdef ARCH_M68K
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if (arch_type == gestalt68k)
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{
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if (mmu_type == gestalt68040MMU)
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{
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#ifdef USE_MMU040
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printf("Using 68040 MMU\n");
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enter_kernel = (unsigned long)enter_kernel040;
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end_enter_kernel = (unsigned long)&end_enter_kernel040;
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disable_cache = MMU040_disable_cache;
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#else
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error("68040 MMU is not supported");
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#endif
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}
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else if (mmu_type == gestalt68030MMU)
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{
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#ifdef USE_MMU030
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printf("Using 68030 MMU\n");
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enter_kernel = (unsigned long)enter_kernel030;
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end_enter_kernel = (unsigned long)&end_enter_kernel030;
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disable_cache = MMU030_disable_cache;
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#else
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error("68030 MMU is not supported");
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#endif
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}
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else if (mmu_type == gestalt68851)
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{
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error("MMU 68851 is not supported");
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}
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else if (mmu_type == gestaltNoMMU)
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{
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printf("No MMU detected\n");
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enter_kernel = (unsigned long)enter_kernelnoMMU;
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end_enter_kernel = (unsigned long)&end_enter_kernelnoMMU;
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disable_cache = noMMU_disable_cache;
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}
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else
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error("Unsupported MMU");
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#if defined(__LINUX__)
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/* and BI_ALLOC_SIZE for bootinfo */
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@ -182,21 +131,10 @@ int start(emile_l2_header_t* info)
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end_enter_kernel - enter_kernel;
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#endif
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}
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else
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#ifndef ARCH_PPC
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error("EMILE doesn't support your architecture");
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#endif
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#endif
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#ifdef ARCH_PPC
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if (arch_type == gestaltPowerPC)
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{
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enter_kernel = NULL;
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end_enter_kernel = NULL;
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disable_cache = NULL;
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bootstrap_size = 0;
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}
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else
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error("EMILE doesn't support your architecture");
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#endif
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#endif
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/* load kernel */
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@ -244,10 +182,8 @@ int start(emile_l2_header_t* info)
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printf("Kernel image base at %p\n", kernel);
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#ifdef USE_MMU
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if (!check_full_in_bank((unsigned long)kernel, info->kernel_size))
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error("Kernel between two banks, contact maintainer\n");
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#endif
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/* load kernel */
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@ -305,10 +241,8 @@ int start(emile_l2_header_t* info)
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if (ret == -1)
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error("Cannot load ramdisk\n");
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#ifdef USE_MMU
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if (!check_full_in_bank(ramdisk_start, info->ramdisk_size))
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error("ramdisk between two banks, contact maintainer\n");
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#endif
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}
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else
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{
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