]> git.sur5r.net Git - u-boot/blobdiff - arch/x86/cpu/coreboot/sdram.c
x86: coreboot: Convert to use DM coreboot video driver
[u-boot] / arch / x86 / cpu / coreboot / sdram.c
index b4fe6c91cfaedb6b1deecc9b5c9c17d24b3f94a0..7115e7a151f331276af7290b9692771e90ab9d2b 100644 (file)
@@ -3,42 +3,21 @@
  * (C) Copyright 2010,2011
  * Graeme Russ, <graeme.russ@gmail.com>
  *
- * 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 <common.h>
-#include <malloc.h>
 #include <asm/e820.h>
-#include <asm/u-boot-x86.h>
-#include <asm/global_data.h>
-#include <asm/processor.h>
-#include <asm/sections.h>
 #include <asm/arch/sysinfo.h>
-#include <asm/arch/tables.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
 unsigned install_e820_map(unsigned max_entries, struct e820entry *entries)
 {
+       unsigned num_entries;
        int i;
 
-       unsigned num_entries = min(lib_sysinfo.n_memranges, max_entries);
+       num_entries = min((unsigned)lib_sysinfo.n_memranges, max_entries);
        if (num_entries < lib_sysinfo.n_memranges) {
                printf("Warning: Limiting e820 map to %d entries.\n",
                        num_entries);
@@ -48,8 +27,18 @@ unsigned install_e820_map(unsigned max_entries, struct e820entry *entries)
 
                entries[i].addr = memrange->base;
                entries[i].size = memrange->size;
-               entries[i].type = memrange->type;
+
+               /*
+                * coreboot has some extensions (type 6 & 16) to the E820 types.
+                * When we detect this, mark it as E820_RESERVED.
+                */
+               if (memrange->type == CB_MEM_VENDOR_RSVD ||
+                   memrange->type == CB_MEM_TABLE)
+                       entries[i].type = E820_RESERVED;
+               else
+                       entries[i].type = memrange->type;
        }
+
        return num_entries;
 }
 
@@ -95,7 +84,7 @@ ulong board_get_usable_ram_top(ulong total_size)
        return (ulong)dest_addr;
 }
 
-int dram_init_f(void)
+int dram_init(void)
 {
        int i;
        phys_size_t ram_size = 0;
@@ -105,15 +94,17 @@ int dram_init_f(void)
                unsigned long long end = memrange->base + memrange->size;
 
                if (memrange->type == CB_MEM_RAM && end > ram_size)
-                       ram_size = end;
+                       ram_size += memrange->size;
        }
+
        gd->ram_size = ram_size;
        if (ram_size == 0)
                return -1;
+
        return 0;
 }
 
-int dram_init_banksize(void)
+void dram_init_banksize(void)
 {
        int i, j;
 
@@ -130,10 +121,4 @@ int dram_init_banksize(void)
                        }
                }
        }
-       return 0;
-}
-
-int dram_init(void)
-{
-       return dram_init_banksize();
 }