ia64: remove the hpsim platform

[sfrench/cifs-2.6.git] / arch / ia64 / hp / sim / boot / bootloader.c

diff --git a/arch/ia64/hp/sim/boot/bootloader.c b/arch/ia64/hp/sim/boot/bootloader.c
deleted file mode 100644 (file)
index 6d80460..0000000
--- a/arch/ia64/hp/sim/boot/bootloader.c
+++ /dev/null
@@ -1,175 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * arch/ia64/hp/sim/boot/bootloader.c
- *
- * Loads an ELF kernel.
- *
- * Copyright (C) 1998-2003 Hewlett-Packard Co
- *     David Mosberger-Tang <davidm@hpl.hp.com>
- *     Stephane Eranian <eranian@hpl.hp.com>
- *
- * 01/07/99 S.Eranian modified to pass command line arguments to kernel
- */
-struct task_struct;    /* forward declaration for elf.h */
-
-#include <linux/elf.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-
-#include <asm/elf.h>
-#include <asm/intrinsics.h>
-#include <asm/pal.h>
-#include <asm/pgtable.h>
-#include <asm/sal.h>
-
-#include "ssc.h"
-
-struct disk_req {
-       unsigned long addr;
-       unsigned len;
-};
-
-struct disk_stat {
-       int fd;
-       unsigned count;
-};
-
-extern void jmp_to_kernel (unsigned long bp, unsigned long e_entry);
-extern struct ia64_boot_param *sys_fw_init (const char *args, int arglen);
-extern void debug_break (void);
-
-static void
-cons_write (const char *buf)
-{
-       unsigned long ch;
-
-       while ((ch = *buf++) != '\0') {
-               ssc(ch, 0, 0, 0, SSC_PUTCHAR);
-               if (ch == '\n')
-                 ssc('\r', 0, 0, 0, SSC_PUTCHAR);
-       }
-}
-
-#define MAX_ARGS 32
-
-void
-start_bootloader (void)
-{
-       static char mem[4096];
-       static char buffer[1024];
-       unsigned long off;
-       int fd, i;
-       struct disk_req req;
-       struct disk_stat stat;
-       struct elfhdr *elf;
-       struct elf_phdr *elf_phdr;      /* program header */
-       unsigned long e_entry, e_phoff, e_phnum;
-       register struct ia64_boot_param *bp;
-       char *kpath, *args;
-       long arglen = 0;
-
-       ssc(0, 0, 0, 0, SSC_CONSOLE_INIT);
-
-       /*
-        * S.Eranian: extract the commandline argument from the simulator
-        *
-        * The expected format is as follows:
-         *
-        *      kernelname args...
-        *
-        * Both are optional but you can't have the second one without the first.
-        */
-       arglen = ssc((long) buffer, 0, 0, 0, SSC_GET_ARGS);
-
-       kpath = "vmlinux";
-       args = buffer;
-       if (arglen > 0) {
-               kpath = buffer;
-               while (*args != ' ' && *args != '\0')
-                       ++args, --arglen;
-               if (*args == ' ')
-                       *args++ = '\0', --arglen;
-       }
-
-       if (arglen <= 0) {
-               args = "";
-               arglen = 1;
-       }
-
-       fd = ssc((long) kpath, 1, 0, 0, SSC_OPEN);
-
-       if (fd < 0) {
-               cons_write(kpath);
-               cons_write(": file not found, reboot now\n");
-               for(;;);
-       }
-       stat.fd = fd;
-       off = 0;
-
-       req.len = sizeof(mem);
-       req.addr = (long) mem;
-       ssc(fd, 1, (long) &req, off, SSC_READ);
-       ssc((long) &stat, 0, 0, 0, SSC_WAIT_COMPLETION);
-
-       elf = (struct elfhdr *) mem;
-       if (elf->e_ident[0] == 0x7f && strncmp(elf->e_ident + 1, "ELF", 3) != 0) {
-               cons_write("not an ELF file\n");
-               return;
-       }
-       if (elf->e_type != ET_EXEC) {
-               cons_write("not an ELF executable\n");
-               return;
-       }
-       if (!elf_check_arch(elf)) {
-               cons_write("kernel not for this processor\n");
-               return;
-       }
-
-       e_entry = elf->e_entry;
-       e_phnum = elf->e_phnum;
-       e_phoff = elf->e_phoff;
-
-       cons_write("loading ");
-       cons_write(kpath);
-       cons_write("...\n");
-
-       for (i = 0; i < e_phnum; ++i) {
-               req.len = sizeof(*elf_phdr);
-               req.addr = (long) mem;
-               ssc(fd, 1, (long) &req, e_phoff, SSC_READ);
-               ssc((long) &stat, 0, 0, 0, SSC_WAIT_COMPLETION);
-               if (stat.count != sizeof(*elf_phdr)) {
-                       cons_write("failed to read phdr\n");
-                       return;
-               }
-               e_phoff += sizeof(*elf_phdr);
-
-               elf_phdr = (struct elf_phdr *) mem;
-
-               if (elf_phdr->p_type != PT_LOAD)
-                       continue;
-
-               req.len = elf_phdr->p_filesz;
-               req.addr = __pa(elf_phdr->p_paddr);
-               ssc(fd, 1, (long) &req, elf_phdr->p_offset, SSC_READ);
-               ssc((long) &stat, 0, 0, 0, SSC_WAIT_COMPLETION);
-               memset((char *)__pa(elf_phdr->p_paddr) + elf_phdr->p_filesz, 0,
-                      elf_phdr->p_memsz - elf_phdr->p_filesz);
-       }
-       ssc(fd, 0, 0, 0, SSC_CLOSE);
-
-       cons_write("starting kernel...\n");
-
-       /* fake an I/O base address: */
-       ia64_setreg(_IA64_REG_AR_KR0, 0xffffc000000UL);
-
-       bp = sys_fw_init(args, arglen);
-
-       ssc(0, (long) kpath, 0, 0, SSC_LOAD_SYMBOLS);
-
-       debug_break();
-       jmp_to_kernel((unsigned long) bp, e_entry);
-
-       cons_write("kernel returned!\n");
-       ssc(-1, 0, 0, 0, SSC_EXIT);
-}