80 lines
2.1 KiB
C
80 lines
2.1 KiB
C
/*
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*
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*/
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#undef BOOTSTRAP
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#include "config.h"
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#include "libopenbios/bindings.h"
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#include "arch/common/nvram.h"
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#include "libc/diskio.h"
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#include "libc/vsprintf.h"
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#include "libopenbios/initprogram.h"
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#include "libopenbios/sys_info.h"
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#include "boot.h"
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uint64_t kernel_image;
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uint64_t kernel_size;
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uint64_t initrd_image;
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uint64_t initrd_size;
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uint64_t qemu_cmdline;
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uint64_t cmdline_size;
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char *boot_device;
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extern int sparc64_of_client_interface( int *params );
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/* ( path len -- path len ) */
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void boot(void)
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{
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char *path, *param;
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/* Copy the incoming path */
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fword("2dup");
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path = pop_fstr_copy();
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/* Boot preloaded kernel */
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if (kernel_size) {
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void (*entry)(unsigned long p1, unsigned long p2, unsigned long p3,
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unsigned long p4, unsigned long p5);
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printk("[sparc64] Kernel already loaded\n");
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entry = (void *) (unsigned long)(IMAGE_VIRT_ADDR + 0x4000);
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entry(0, 0, 0, 0, (unsigned long)&sparc64_of_client_interface);
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}
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/* Invoke Linux directly -- probably not supported */
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if(!path) {
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/* No path specified, so grab defaults from /chosen */
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push_str("bootpath");
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push_str("/chosen");
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fword("(find-dev)");
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POP();
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fword("get-package-property");
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POP();
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/* Update our local copy of path as well as the one on the stack */
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fword("2dup");
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path = pop_fstr_copy();
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}
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if (path) {
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param = strchr(path, ' ');
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if(param) {
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*param = '\0';
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param++;
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} else if (cmdline_size) {
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param = (char *)qemu_cmdline;
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} else {
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push_str("boot-args");
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push_str("/options");
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fword("(find-dev)");
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POP();
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fword("get-package-property");
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POP();
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param = pop_fstr_copy();
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}
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/* Invoke platform-specific Linux loader */
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linux_load(&sys_info, path, param);
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free(path);
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}
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}
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