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-rw-r--r--arch/sparc/lib/Makefile9
-rw-r--r--arch/sparc/lib/bootm.c166
-rw-r--r--arch/sparc/lib/cache.c17
-rw-r--r--arch/sparc/lib/interrupts.c68
4 files changed, 0 insertions, 260 deletions
diff --git a/arch/sparc/lib/Makefile b/arch/sparc/lib/Makefile
deleted file mode 100644
index 6b7ad6d155..0000000000
--- a/arch/sparc/lib/Makefile
+++ /dev/null
@@ -1,9 +0,0 @@
-#
-# (C) Copyright 2000-2015
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# SPDX-License-Identifier: GPL-2.0+
-#
-
-obj-y = cache.o interrupts.o
-obj-$(CONFIG_CMD_BOOTM) += bootm.o
diff --git a/arch/sparc/lib/bootm.c b/arch/sparc/lib/bootm.c
deleted file mode 100644
index 927a351013..0000000000
--- a/arch/sparc/lib/bootm.c
+++ /dev/null
@@ -1,166 +0,0 @@
-/* SPARC code for booting linux 2.6
- *
- * (C) Copyright 2007
- * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <command.h>
-#include <asm/byteorder.h>
-#include <asm/prom.h>
-#include <asm/cache.h>
-#include <image.h>
-
-#define PRINT_KERNEL_HEADER
-
-extern image_header_t header;
-extern void srmmu_init_cpu(unsigned int entry);
-extern void prepare_bootargs(char *bootargs);
-
-/* sparc kernel argument (the ROM vector) */
-struct linux_romvec *kernel_arg_promvec;
-
-/* page szie is 4k */
-#define PAGE_SIZE 0x1000
-#define RAMDISK_IMAGE_START_MASK 0x07FF
-#define RAMDISK_PROMPT_FLAG 0x8000
-#define RAMDISK_LOAD_FLAG 0x4000
-struct __attribute__ ((packed)) {
- char traptable[PAGE_SIZE];
- char swapper_pg_dir[PAGE_SIZE];
- char pg0[PAGE_SIZE];
- char pg1[PAGE_SIZE];
- char pg2[PAGE_SIZE];
- char pg3[PAGE_SIZE];
- char empty_bad_page[PAGE_SIZE];
- char empty_bad_page_table[PAGE_SIZE];
- char empty_zero_page[PAGE_SIZE];
- unsigned char hdr[4]; /* ascii "HdrS" */
- /* 00.02.06.0b is for Linux kernel 2.6.11 */
- unsigned char linuxver_mega_major;
- unsigned char linuxver_major;
- unsigned char linuxver_minor;
- unsigned char linuxver_revision;
- /* header version 0x0203 */
- unsigned short hdr_ver;
- union __attribute__ ((packed)) {
- struct __attribute__ ((packed)) {
- unsigned short root_flags;
- unsigned short root_dev;
- unsigned short ram_flags;
- unsigned int sparc_ramdisk_image;
- unsigned int sparc_ramdisk_size;
- unsigned int reboot_command;
- unsigned int resv[3];
- unsigned int end;
- } ver_0203;
- } hdr_input;
-} *linux_hdr;
-
-/* temporary initrd image holder */
-image_header_t ihdr;
-
-void arch_lmb_reserve(struct lmb *lmb)
-{
- /* Reserve the space used by PROM and stack. This is done
- * to avoid that the RAM image is copied over stack or
- * PROM.
- */
- lmb_reserve(lmb, CONFIG_SYS_RELOC_MONITOR_BASE, CONFIG_SYS_RAM_END);
-}
-
-/* boot the linux kernel */
-int do_bootm_linux(int flag, int argc, char * const argv[], bootm_headers_t * images)
-{
- char *bootargs;
- ulong rd_len;
- void (*kernel) (struct linux_romvec *, void *);
- int ret;
-
- /*
- * allow the PREP bootm subcommand, it is required for bootm to work
- */
- if (flag & BOOTM_STATE_OS_PREP)
- return 0;
-
- if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
- return 1;
-
- /* Get virtual address of kernel start */
- linux_hdr = (void *)images->os.load;
-
- /* */
- kernel = (void (*)(struct linux_romvec *, void *))images->ep;
-
- /* check for a SPARC kernel */
- if ((linux_hdr->hdr[0] != 'H') ||
- (linux_hdr->hdr[1] != 'd') ||
- (linux_hdr->hdr[2] != 'r') || (linux_hdr->hdr[3] != 'S')) {
- puts("Error reading header of SPARC Linux kernel, aborting\n");
- goto error;
- }
-#ifdef PRINT_KERNEL_HEADER
- printf("## Found SPARC Linux kernel %d.%d.%d ...\n",
- linux_hdr->linuxver_major,
- linux_hdr->linuxver_minor, linux_hdr->linuxver_revision);
-#endif
-
- /* set basic boot params in kernel header now that it has been
- * extracted and is writeable.
- */
-
- ret = image_setup_linux(images);
- if (ret) {
- puts("### Failed to relocate RAM disk\n");
- goto error;
- }
-
- /* Calc length of RAM disk, if zero no ramdisk available */
- rd_len = images->rd_end - images->rd_start;
-
- if (rd_len) {
- /* Update SPARC kernel header so that Linux knows
- * what is going on and where to find RAM disk.
- *
- * Set INITRD Image address relative to RAM Start
- */
- linux_hdr->hdr_input.ver_0203.sparc_ramdisk_image =
- images->initrd_start - CONFIG_SYS_RAM_BASE;
- linux_hdr->hdr_input.ver_0203.sparc_ramdisk_size = rd_len;
- /* Clear READ ONLY flag if set to non-zero */
- linux_hdr->hdr_input.ver_0203.root_flags = 1;
- /* Set root device to: Root_RAM0 */
- linux_hdr->hdr_input.ver_0203.root_dev = 0x100;
- linux_hdr->hdr_input.ver_0203.ram_flags = 0;
- } else {
- /* NOT using RAMDISK image, overwriting kernel defaults */
- linux_hdr->hdr_input.ver_0203.sparc_ramdisk_image = 0;
- linux_hdr->hdr_input.ver_0203.sparc_ramdisk_size = 0;
- /* Leave to kernel defaults
- linux_hdr->hdr_input.ver_0203.root_flags = 1;
- linux_hdr->hdr_input.ver_0203.root_dev = 0;
- linux_hdr->hdr_input.ver_0203.ram_flags = 0;
- */
- }
-
- /* Copy bootargs from bootargs variable to kernel readable area */
- bootargs = getenv("bootargs");
- prepare_bootargs(bootargs);
-
- /* turn on mmu & setup context table & page table for process 0 (kernel) */
- srmmu_init_cpu((unsigned int)kernel);
-
- /* Enter SPARC Linux kernel
- * From now on the only code in u-boot that will be
- * executed is the PROM code.
- */
- kernel(kernel_arg_promvec, (void *)images->ep);
-
- /* It will never come to this... */
- while (1) ;
-
- error:
- return 1;
-}
diff --git a/arch/sparc/lib/cache.c b/arch/sparc/lib/cache.c
deleted file mode 100644
index fd17467f70..0000000000
--- a/arch/sparc/lib/cache.c
+++ /dev/null
@@ -1,17 +0,0 @@
-/* Sparc cache library
- *
- * (C) Copyright 2007
- * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/processor.h>
-
-void flush_cache(ulong start_addr, ulong size)
-{
- /* Flush All Cache */
- sparc_dcache_flush_all();
- sparc_icache_flush_all();
-}
diff --git a/arch/sparc/lib/interrupts.c b/arch/sparc/lib/interrupts.c
deleted file mode 100644
index cb73d17999..0000000000
--- a/arch/sparc/lib/interrupts.c
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * (C) Copyright 2000-2002
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2003
- * Gleb Natapov <gnatapov@mrv.com>
- *
- * (C) Copyright 2007
- * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/processor.h>
-#include <asm/irq.h>
-
-/* Implemented by SPARC CPUs */
-extern int interrupt_init_cpu(void);
-extern void timer_interrupt_cpu(void *arg);
-extern int timer_interrupt_init_cpu(void);
-
-int intLock(void)
-{
- unsigned int pil;
-
- pil = get_pil();
-
- /* set PIL to 15 ==> no pending interrupts will interrupt CPU */
- set_pil(15);
-
- return pil;
-}
-
-void intUnlock(int oldLevel)
-{
- set_pil(oldLevel);
-}
-
-void enable_interrupts(void)
-{
- set_pil(0); /* enable all interrupts */
-}
-
-int disable_interrupts(void)
-{
- return intLock();
-}
-
-int interrupt_is_enabled(void)
-{
- if (get_pil() == 15)
- return 0;
- return 1;
-}
-
-int interrupt_init(void)
-{
- int ret;
-
- /* call cpu specific function from $(CPU)/interrupts.c */
- ret = interrupt_init_cpu();
-
- /* enable global interrupts */
- enable_interrupts();
-
- return ret;
-}
generated by cgit v1.2.3 (git 2.39.0) at 2024-07-20 04:52:48 +0300