mirror of
https://github.com/AsahiLinux/u-boot
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25a5818ff8
Move this uncommon header out of the common header. Signed-off-by: Simon Glass <sjg@chromium.org>
312 lines
6.7 KiB
C
312 lines
6.7 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/**
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* (C) Copyright 2014, Cavium Inc.
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**/
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#include <common.h>
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#include <command.h>
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#include <asm/cache.h>
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#include <asm/io.h>
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#include <asm/ptrace.h>
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#include <asm/system.h>
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#include <cavium/thunderx_svc.h>
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#include <cavium/atf.h>
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#include <cavium/atf_part.h>
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#include <asm/psci.h>
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#include <malloc.h>
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ssize_t atf_read_mmc(uintptr_t offset, void *buffer, size_t size)
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{
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struct pt_regs regs;
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regs.regs[0] = THUNDERX_MMC_READ;
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regs.regs[1] = offset;
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regs.regs[2] = size;
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regs.regs[3] = (uintptr_t)buffer;
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smc_call(®s);
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return regs.regs[0];
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}
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ssize_t atf_read_nor(uintptr_t offset, void *buffer, size_t size)
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{
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struct pt_regs regs;
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regs.regs[0] = THUNDERX_NOR_READ;
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regs.regs[1] = offset;
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regs.regs[2] = size;
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regs.regs[3] = (uintptr_t)buffer;
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smc_call(®s);
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return regs.regs[0];
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}
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ssize_t atf_get_pcount(void)
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{
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struct pt_regs regs;
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regs.regs[0] = THUNDERX_PART_COUNT;
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smc_call(®s);
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return regs.regs[0];
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}
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ssize_t atf_get_part(struct storage_partition *part, unsigned int index)
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{
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struct pt_regs regs;
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regs.regs[0] = THUNDERX_GET_PART;
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regs.regs[1] = (uintptr_t)part;
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regs.regs[2] = index;
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smc_call(®s);
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return regs.regs[0];
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}
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ssize_t atf_erase_nor(uintptr_t offset, size_t size)
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{
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struct pt_regs regs;
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regs.regs[0] = THUNDERX_NOR_ERASE;
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regs.regs[1] = offset;
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smc_call(®s);
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return regs.regs[0];
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}
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ssize_t atf_write_nor(uintptr_t offset, const void *buffer, size_t size)
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{
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struct pt_regs regs;
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regs.regs[0] = THUNDERX_NOR_WRITE;
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regs.regs[1] = offset;
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regs.regs[2] = size;
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regs.regs[3] = (uintptr_t)buffer;
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smc_call(®s);
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return regs.regs[0];
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}
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ssize_t atf_write_mmc(uintptr_t offset, const void *buffer, size_t size)
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{
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struct pt_regs regs;
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regs.regs[0] = THUNDERX_MMC_WRITE;
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regs.regs[1] = offset;
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regs.regs[2] = size;
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regs.regs[3] = (uintptr_t)buffer;
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smc_call(®s);
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return regs.regs[0];
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}
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ssize_t atf_dram_size(unsigned int node)
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{
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struct pt_regs regs;
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regs.regs[0] = THUNDERX_DRAM_SIZE;
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regs.regs[1] = node;
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smc_call(®s);
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return regs.regs[0];
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}
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ssize_t atf_node_count(void)
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{
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struct pt_regs regs;
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regs.regs[0] = THUNDERX_NODE_COUNT;
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smc_call(®s);
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return regs.regs[0];
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}
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ssize_t atf_env_count(void)
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{
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struct pt_regs regs;
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regs.regs[0] = THUNDERX_ENV_COUNT;
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smc_call(®s);
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return regs.regs[0];
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}
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ssize_t atf_env_string(size_t index, char *str)
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{
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uint64_t *buf = (void *)str;
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struct pt_regs regs;
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regs.regs[0] = THUNDERX_ENV_STRING;
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regs.regs[1] = index;
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smc_call(®s);
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if (regs.regs > 0) {
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buf[0] = regs.regs[0];
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buf[1] = regs.regs[1];
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buf[2] = regs.regs[2];
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buf[3] = regs.regs[3];
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return 1;
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} else {
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return regs.regs[0];
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}
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}
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#ifdef CONFIG_CMD_ATF
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static void atf_print_ver(void)
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{
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struct pt_regs regs;
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regs.regs[0] = ARM_STD_SVC_VERSION;
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smc_call(®s);
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printf("ARM Std FW version: %ld.%ld\n", regs.regs[0], regs.regs[1]);
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regs.regs[0] = THUNDERX_SVC_VERSION;
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smc_call(®s);
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printf("ThunderX OEM ver: %ld.%ld\n", regs.regs[0], regs.regs[1]);
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}
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static void atf_print_uid(void)
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{
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}
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static void atf_print_part_table(void)
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{
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size_t pcount;
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unsigned long i;
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int ret;
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char *ptype;
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struct storage_partition *part = (void *)CONFIG_SYS_LOWMEM_BASE;
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pcount = atf_get_pcount();
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printf("Partition count: %lu\n\n", pcount);
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printf("%10s %10s %10s\n", "Type", "Size", "Offset");
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for (i = 0; i < pcount; i++) {
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ret = atf_get_part(part, i);
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if (ret < 0) {
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printf("Uknown error while reading partition: %d\n",
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ret);
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return;
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}
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switch (part->type) {
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case PARTITION_NBL1FW_REST:
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ptype = "NBL1FW";
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break;
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case PARTITION_BL2_BL31:
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ptype = "BL2_BL31";
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break;
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case PARTITION_UBOOT:
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ptype = "BOOTLDR";
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break;
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case PARTITION_KERNEL:
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ptype = "KERNEL";
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break;
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case PARTITION_DEVICE_TREE:
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ptype = "DEVTREE";
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break;
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default:
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ptype = "UNKNOWN";
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}
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printf("%10s %10d %10lx\n", ptype, part->size, part->offset);
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}
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}
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int do_atf(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
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{
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ssize_t ret;
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size_t size, offset;
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void *buffer = 0;
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unsigned int index, node;
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char str[4 * sizeof(uint64_t)];
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if ((argc == 5) && !strcmp(argv[1], "readmmc")) {
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buffer = (void *)simple_strtoul(argv[2], NULL, 16);
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offset = simple_strtoul(argv[3], NULL, 10);
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size = simple_strtoul(argv[4], NULL, 10);
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ret = atf_read_mmc(offset, buffer, size);
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} else if ((argc == 5) && !strcmp(argv[1], "readnor")) {
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buffer = (void *)simple_strtoul(argv[2], NULL, 16);
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offset = simple_strtoul(argv[3], NULL, 10);
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size = simple_strtoul(argv[4], NULL, 10);
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ret = atf_read_nor(offset, buffer, size);
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} else if ((argc == 5) && !strcmp(argv[1], "writemmc")) {
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buffer = (void *)simple_strtoul(argv[2], NULL, 16);
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offset = simple_strtoul(argv[3], NULL, 10);
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size = simple_strtoul(argv[4], NULL, 10);
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ret = atf_write_mmc(offset, buffer, size);
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} else if ((argc == 5) && !strcmp(argv[1], "writenor")) {
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buffer = (void *)simple_strtoul(argv[2], NULL, 16);
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offset = simple_strtoul(argv[3], NULL, 10);
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size = simple_strtoul(argv[4], NULL, 10);
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ret = atf_write_nor(offset, buffer, size);
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} else if ((argc == 2) && !strcmp(argv[1], "part")) {
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atf_print_part_table();
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} else if ((argc == 4) && !strcmp(argv[1], "erasenor")) {
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offset = simple_strtoul(argv[2], NULL, 10);
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size = simple_strtoul(argv[3], NULL, 10);
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ret = atf_erase_nor(offset, size);
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} else if ((argc == 2) && !strcmp(argv[1], "envcount")) {
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ret = atf_env_count();
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printf("Number of environment strings: %zd\n", ret);
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} else if ((argc == 3) && !strcmp(argv[1], "envstring")) {
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index = simple_strtoul(argv[2], NULL, 10);
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ret = atf_env_string(index, str);
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if (ret > 0)
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printf("Environment string %d: %s\n", index, str);
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else
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printf("Return code: %zd\n", ret);
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} else if ((argc == 3) && !strcmp(argv[1], "dramsize")) {
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node = simple_strtoul(argv[2], NULL, 10);
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ret = atf_dram_size(node);
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printf("DRAM size: %zd Mbytes\n", ret >> 20);
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} else if ((argc == 2) && !strcmp(argv[1], "nodes")) {
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ret = atf_node_count();
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printf("Nodes count: %zd\n", ret);
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} else if ((argc == 2) && !strcmp(argv[1], "ver")) {
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atf_print_ver();
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} else if ((argc == 2) && !strcmp(argv[1], "uid")) {
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atf_print_uid();
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} else {
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return CMD_RET_USAGE;
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}
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return 0;
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}
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U_BOOT_CMD(
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atf, 10, 1, do_atf,
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"issue calls to ATF",
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"\t readmmc addr offset size - read MMC card\n"
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"\t readnor addr offset size - read NOR flash\n"
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"\t writemmc addr offset size - write MMC card\n"
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"\t writenor addr offset size - write NOR flash\n"
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"\t erasenor offset size - erase NOR flash\n"
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"\t nodes - number of nodes\n"
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"\t dramsize node - size of DRAM attached to node\n"
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"\t envcount - number of environment strings\n"
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"\t envstring index - print the environment string\n"
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"\t part - print MMC partition table\n"
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"\t ver - print ATF call set versions\n"
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);
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#endif
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