These changes are the raw update to qemu-2.6.

[kvmfornfv.git] / qemu / roms / seabios / src / post.c

diff --git a/qemu/roms/seabios/src/post.c b/qemu/roms/seabios/src/post.c
index 9ea5620..49c22b8 100644 (file)
--- a/qemu/roms/seabios/src/post.c
+++ b/qemu/roms/seabios/src/post.c
@@ -8,6 +8,7 @@
 #include "biosvar.h" // SET_BDA
 #include "bregs.h" // struct bregs
 #include "config.h" // CONFIG_*
+#include "e820map.h" // e820_add
 #include "fw/paravirt.h" // qemu_cfg_preinit
 #include "fw/xen.h" // xen_preinit
 #include "hw/ahci.h" // ahci_setup
@@ -24,10 +25,11 @@
 #include "hw/virtio-blk.h" // virtio_blk_setup
 #include "hw/virtio-scsi.h" // virtio_scsi_setup
 #include "malloc.h" // malloc_init
-#include "memmap.h" // add_e820
+#include "memmap.h" // SYMBOL
 #include "output.h" // dprintf
 #include "string.h" // memset
 #include "util.h" // kbd_init
+#include "tcgbios.h" // tpm_*
 
 
 /****************************************************************
@@ -88,9 +90,8 @@ bda_init(void)
 
     int esize = EBDA_SIZE_START;
     u16 ebda_seg = EBDA_SEGMENT_START;
-    extern u8 final_varlow_start[];
     if (!CONFIG_MALLOC_UPPERMEMORY)
-        ebda_seg = FLATPTR_TO_SEG(ALIGN_DOWN((u32)final_varlow_start, 1024)
+        ebda_seg = FLATPTR_TO_SEG(ALIGN_DOWN(SYMBOL(final_varlow_start), 1024)
                                   - EBDA_SIZE_START*1024);
     SET_BDA(ebda_seg, ebda_seg);
 
@@ -101,10 +102,10 @@ bda_init(void)
     memset(ebda, 0, sizeof(*ebda));
     ebda->size = esize;
 
-    add_e820((u32)ebda, BUILD_LOWRAM_END-(u32)ebda, E820_RESERVED);
+    e820_add((u32)ebda, BUILD_LOWRAM_END-(u32)ebda, E820_RESERVED);
 
     // Init extra stack
-    StackPos = (void*)(&ExtraStack[BUILD_EXTRA_STACK_SIZE] - zonelow_base);
+    StackPos = &ExtraStack[BUILD_EXTRA_STACK_SIZE] - SYMBOL(zonelow_base);
 }
 
 void
@@ -116,13 +117,13 @@ interface_init(void)
     // Setup romfile items.
     qemu_cfg_init();
     coreboot_cbfs_init();
+    multiboot_init();
 
     // Setup ivt/bda/ebda
     ivt_init();
     bda_init();
 
     // Other interfaces
-    thread_init();
     boot_init();
     bios32_init();
     pmm_init();
@@ -157,26 +158,32 @@ device_hardware_setup(void)
 static void
 platform_hardware_setup(void)
 {
-    // Enable CPU caching
-    setcr0(getcr0() & ~(CR0_CD|CR0_NW));
-
     // Make sure legacy DMA isn't running.
     dma_setup();
 
     // Init base pc hardware.
     pic_setup();
+    thread_setup();
     mathcp_setup();
-    timer_setup();
-    clock_setup();
 
     // Platform specific setup
     qemu_platform_setup();
     coreboot_platform_setup();
+
+    // Setup timers and periodic clock interrupt
+    timer_setup();
+    clock_setup();
+
+    // Initialize TPM
+    tpm_setup();
 }
 
 void
 prepareboot(void)
 {
+    // Change TPM phys. presence state befor leaving BIOS
+    tpm_prepboot();
+
     // Run BCVs
     bcv_prepboot();
 
@@ -184,7 +191,7 @@ prepareboot(void)
     cdrom_prepboot();
     pmm_prepboot();
     malloc_prepboot();
-    memmap_prepboot();
+    e820_prepboot();
 
     HaveRunPost = 2;
 
@@ -269,30 +276,27 @@ reloc_preinit(void *f, void *arg)
     void (*func)(void *) __noreturn = f;
     if (!CONFIG_RELOCATE_INIT)
         func(arg);
-    // Symbols populated by the build.
-    extern u8 code32flat_start[];
-    extern u8 _reloc_min_align;
-    extern u32 _reloc_abs_start[], _reloc_abs_end[];
-    extern u32 _reloc_rel_start[], _reloc_rel_end[];
-    extern u32 _reloc_init_start[], _reloc_init_end[];
-    extern u8 code32init_start[], code32init_end[];
 
     // Allocate space for init code.
-    u32 initsize = code32init_end - code32init_start;
-    u32 codealign = (u32)&_reloc_min_align;
+    u32 initsize = SYMBOL(code32init_end) - SYMBOL(code32init_start);
+    u32 codealign = SYMBOL(_reloc_min_align);
     void *codedest = memalign_tmp(codealign, initsize);
+    void *codesrc = VSYMBOL(code32init_start);
     if (!codedest)
         panic("No space for init relocation.\n");
 
     // Copy code and update relocs (init absolute, init relative, and runtime)
     dprintf(1, "Relocating init from %p to %p (size %d)\n"
-            , code32init_start, codedest, initsize);
-    s32 delta = codedest - (void*)code32init_start;
-    memcpy(codedest, code32init_start, initsize);
-    updateRelocs(codedest, _reloc_abs_start, _reloc_abs_end, delta);
-    updateRelocs(codedest, _reloc_rel_start, _reloc_rel_end, -delta);
-    updateRelocs(code32flat_start, _reloc_init_start, _reloc_init_end, delta);
-    if (f >= (void*)code32init_start && f < (void*)code32init_end)
+            , codesrc, codedest, initsize);
+    s32 delta = codedest - codesrc;
+    memcpy(codedest, codesrc, initsize);
+    updateRelocs(codedest, VSYMBOL(_reloc_abs_start), VSYMBOL(_reloc_abs_end)
+                 , delta);
+    updateRelocs(codedest, VSYMBOL(_reloc_rel_start), VSYMBOL(_reloc_rel_end)
+                 , -delta);
+    updateRelocs(VSYMBOL(code32flat_start), VSYMBOL(_reloc_init_start)
+                 , VSYMBOL(_reloc_init_end), delta);
+    if (f >= codesrc && f < VSYMBOL(code32init_end))
         func = f + delta;
 
     // Call function in relocated code.