* (C) Copyright 2002
* Daniel Engström, Omicron Ceti AB, <daniel@omicron.se>
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
/*
#include <asm/io.h>
#include <asm/ptrace.h>
#include <asm/zimage.h>
-#include <asm/realmode.h>
#include <asm/byteorder.h>
#include <asm/bootparam.h>
#ifdef CONFIG_SYS_COREBOOT
else
*load_address = (void *)ZIMAGE_LOAD_ADDR;
-#if (defined CONFIG_ZBOOT_32 || defined CONFIG_X86_NO_REAL_MODE)
printf("Building boot_params at 0x%8.8lx\n", (ulong)setup_base);
memset(setup_base, 0, sizeof(*setup_base));
setup_base->hdr = params->hdr;
-#else
- /* load setup */
- printf("Moving Real-Mode Code to 0x%8.8lx (%d bytes)\n",
- (ulong)setup_base, setup_size);
- memmove(setup_base, image, setup_size);
-#endif
if (bootproto >= 0x0204)
kernel_size = hdr->syssize * 16;
struct setup_header *hdr = &setup_base->hdr;
int bootproto = get_boot_protocol(hdr);
-#if (defined CONFIG_ZBOOT_32 || defined CONFIG_X86_NO_REAL_MODE)
setup_base->e820_entries = install_e820_map(
ARRAY_SIZE(setup_base->e820_map), setup_base->e820_map);
-#endif
if (bootproto == 0x0100) {
setup_base->screen_info.cl_magic = COMMAND_LINE_MAGIC;
void boot_zimage(void *setup_base, void *load_address)
{
+ debug("## Transferring control to Linux (at address %08x) ...\n",
+ (u32)setup_base);
+
+ bootstage_mark_name(BOOTSTAGE_ID_BOOTM_HANDOFF, "start_kernel");
+#ifdef CONFIG_BOOTSTAGE_REPORT
+ bootstage_report();
+#endif
board_final_cleanup();
printf("\nStarting kernel ...\n\n");
#ifdef CONFIG_SYS_COREBOOT
timestamp_add_now(TS_U_BOOT_START_KERNEL);
#endif
-#if defined CONFIG_ZBOOT_32
/*
* Set %ebx, %ebp, and %edi to 0, %esi to point to the boot_params
* structure, and then jump to the kernel. We assume that %cs is
"b"(0), "D"(0)
: "%ebp"
);
-#else
- struct pt_regs regs;
-
- memset(®s, 0, sizeof(struct pt_regs));
- regs.xds = (u32)setup_base >> 4;
- regs.xes = regs.xds;
- regs.xss = regs.xds;
- regs.esp = 0x9000;
- regs.eflags = 0;
- enter_realmode(((u32)setup_base + SETUP_START_OFFSET) >> 4, 0,
- ®s, ®s);
-#endif
}
void setup_pcat_compatibility(void)
return -1;
}
- printf("## Transferring control to Linux "
- "(at address %08x) ...\n",
- (u32)base_ptr);
-
/* we assume that the kernel is in place */
boot_zimage(base_ptr, load_address);
/* does not return */