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Get rid of bootinfo for good in loader (U-Boot-based) and ARM.
For FDT-enabled platforms the device tree is a modern replacement for bootinfo config data.
This commit is contained in:
Rafal Jaworowski
parent
d1d3233ebd
commit
6031d0b167
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=209909
@ -1,72 +0,0 @@
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/*-
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* Copyright (C) 2006-2008 Semihalf, Marian Balakowicz <m8@semihalf.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_BOOTINFO_H_
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#define _MACHINE_BOOTINFO_H_
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#if !defined(LOCORE)
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/* Platform hardware spec, received from loader(8) */
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#define BI_VERSION 1
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struct bi_mem_region {
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vm_paddr_t mem_base;
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vm_size_t mem_size;
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};
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struct bi_eth_addr {
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u_int8_t mac_addr[6];
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u_int8_t padding[2];
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};
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struct bootinfo {
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u_int32_t bi_version;
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vm_offset_t bi_bar_base;
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u_int32_t bi_cpu_clk;
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u_int32_t bi_bus_clk;
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u_int8_t bi_mem_reg_no;
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u_int8_t bi_eth_addr_no;
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u_int8_t padding[2];
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u_int8_t bi_data[1];
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/*
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* The bi_data container is allocated in run time and has the
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* following layout:
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*
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* - bi_mem_reg_no elements of struct bi_mem_region
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* - bi_eth_addr_no elements of struct bi_eth_addr
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*/
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};
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extern struct bootinfo *bootinfo;
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struct bi_mem_region *bootinfo_mr(void);
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struct bi_eth_addr *bootinfo_eth(void);
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#endif
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#endif /* _MACHINE_BOOTINFO_H_ */
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@ -31,10 +31,4 @@
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#define MODINFOMD_DTBP 0x1001
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/*
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* XXX this is for tinderbox compilation sake only and will go away once the
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* FDT transition is complete.
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*/
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#define MODINFOMD_BOOTINFO 0x2000
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#endif /* !_MACHINE_METADATA_H_ */
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@ -36,9 +36,6 @@ __FBSDID("$FreeBSD$");
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#include <machine/elf.h>
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#include <machine/metadata.h>
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#if !defined(LOADER_FDT_SUPPORT)
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#include <machine/bootinfo.h>
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#endif
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#include "api_public.h"
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#include "bootstrap.h"
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@ -259,114 +256,6 @@ md_copymodules(vm_offset_t addr)
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return(addr);
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}
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#if !defined(LOADER_FDT_SUPPORT)
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/*
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* Prepare the bootinfo structure. Put a ptr to the allocated struct in addr,
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* return size.
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*/
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static int
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md_bootinfo(struct bootinfo **addr)
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{
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#define TMP_MAX_ETH 8
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#define TMP_MAX_MR 8
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struct bootinfo *bi;
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struct bi_mem_region tmp_mr[TMP_MAX_MR];
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struct bi_eth_addr tmp_eth[TMP_MAX_ETH];
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struct sys_info *si;
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char *str, *end;
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const char *env;
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void *ptr;
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u_int8_t tmp_addr[6];
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int i, n, mr_no, eth_no, size;
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if ((si = ub_get_sys_info()) == NULL)
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panic("can't retrieve U-Boot sysinfo");
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/*
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* Handle mem regions (we only care about DRAM)
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*/
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for (i = 0, mr_no = 0; i < si->mr_no; i++) {
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if (si->mr[i].flags == MR_ATTR_DRAM) {
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if (mr_no >= TMP_MAX_MR) {
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printf("too many memory regions: %d\n", mr_no);
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break;
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}
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tmp_mr[mr_no].mem_base = si->mr[i].start;
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tmp_mr[mr_no].mem_size = si->mr[i].size;
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mr_no++;
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continue;
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}
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}
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if (mr_no == 0)
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panic("can't retrieve RAM info");
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size = (mr_no * sizeof(struct bi_mem_region) - sizeof(bi->bi_data));
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/*
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* Handle Ethernet addresses: parse u-boot env for eth%daddr
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*/
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env = NULL;
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eth_no = 0;
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while ((env = ub_env_enum(env)) != NULL) {
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if (strncmp(env, "eth", 3) == 0 &&
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strncmp(env + (strlen(env) - 4), "addr", 4) == 0) {
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/* Extract interface number */
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i = strtol(env + 3, &end, 10);
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if (end == (env + 3))
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/* 'ethaddr' means interface 0 address */
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n = 0;
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else
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n = i;
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if (n >= TMP_MAX_MR) {
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printf("Ethernet interface number too high: %d. "
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"Skipping...\n");
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continue;
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}
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str = ub_env_get(env);
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for (i = 0; i < 6; i++) {
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tmp_addr[i] = str ? strtol(str, &end, 16) : 0;
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if (str)
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str = (*end) ? end + 1 : end;
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tmp_eth[n].mac_addr[i] = tmp_addr[i];
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}
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/* eth_no is 1-based number of all interfaces defined */
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if (n + 1 > eth_no)
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eth_no = n + 1;
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}
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}
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size += (eth_no * sizeof(struct bi_eth_addr)) + sizeof(struct bootinfo);
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/*
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* Once its whole size is calculated, allocate space for the bootinfo
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* and copy over the contents from temp containers.
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*/
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if ((bi = malloc(size)) == NULL)
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panic("can't allocate mem for bootinfo");
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ptr = (struct bi_mem_region *)bi->bi_data;
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bcopy(tmp_mr, ptr, mr_no * sizeof(struct bi_mem_region));
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ptr += mr_no * sizeof(struct bi_mem_region);
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bcopy(tmp_eth, ptr, eth_no * sizeof(struct bi_eth_addr));
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bi->bi_mem_reg_no = mr_no;
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bi->bi_eth_addr_no = eth_no;
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bi->bi_version = BI_VERSION;
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bi->bi_bar_base = si->bar;
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bi->bi_cpu_clk = si->clk_cpu;
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bi->bi_bus_clk = si->clk_bus;
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*addr = bi;
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return (size);
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}
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#endif
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/*
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* Load the information expected by a kernel.
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*
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@ -390,7 +279,6 @@ md_load(char *args, vm_offset_t *modulep)
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vm_offset_t dtbp;
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char *rootdevname;
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int howto;
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int bisize;
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int i;
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/*
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@ -434,11 +322,6 @@ md_load(char *args, vm_offset_t *modulep)
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/* Pad to a page boundary */
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addr = roundup(addr, PAGE_SIZE);
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#if !defined(LOADER_FDT_SUPPORT)
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/* prepare bootinfo */
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bisize = md_bootinfo(&bip);
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#endif
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kernend = 0;
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kfp = file_findfile(NULL, "elf32 kernel");
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if (kfp == NULL)
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@ -457,8 +340,6 @@ md_load(char *args, vm_offset_t *modulep)
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dtbp = bfp == NULL ? 0 : bfp->f_addr;
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file_addmetadata(kfp, MODINFOMD_DTBP, sizeof dtbp, &dtbp);
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#else
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file_addmetadata(kfp, MODINFOMD_BOOTINFO, bisize, bip);
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#endif
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file_addmetadata(kfp, MODINFOMD_KERNEND, sizeof kernend, &kernend);
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