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kernel/arm: Work out more board_config's via fdt

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This commit is contained in:
Alexander von Gluck IV
2017-07-10 08:19:44 -05:00
parent e40cea64bd
commit 1e82d7bd25
2 changed files with 15 additions and 18 deletions
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build/jam/ArchitectureRules
+2 -5
View File
@@ -234,6 +234,7 @@ rule KernelArchitectureSetup architecture
case arm : case arm :
HAIKU_BOOT_PLATFORM ?= u-boot ; HAIKU_BOOT_PLATFORM ?= u-boot ;
HAIKU_BOARD_LOADER_BASE ?= 0x1000000 ;
HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ;
# offset in floppy image (>= sizeof(haiku_loader)) # offset in floppy image (>= sizeof(haiku_loader))
HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - unused yet HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - unused yet
@@ -325,15 +326,11 @@ rule KernelArchitectureSetup architecture
HAIKU_KERNEL_PIC_LINKFLAGS = ; HAIKU_KERNEL_PIC_LINKFLAGS = ;
HAIKU_KERNEL_ADDON_LINKFLAGS = ; HAIKU_KERNEL_ADDON_LINKFLAGS = ;
# Include embedded board-specific file. # Any special kernel base addresses
if $(HAIKU_BOOT_BOARD) {
include [ FDirName $(HAIKU_BUILD_RULES_DIR) board $(HAIKU_BOOT_BOARD)
BoardSetup ] ;
if $(HAIKU_BOARD_LOADER_BASE) { if $(HAIKU_BOARD_LOADER_BASE) {
HAIKU_BOOT_LDFLAGS += HAIKU_BOOT_LDFLAGS +=
--defsym BOARD_LOADER_BASE=$(HAIKU_BOARD_LOADER_BASE) ; --defsym BOARD_LOADER_BASE=$(HAIKU_BOARD_LOADER_BASE) ;
} }
}
switch $(cpu) { switch $(cpu) {
case arm : case arm :
src/system/kernel/arch/arm/arch_debug_console.cpp
+10 -10
View File
@@ -12,17 +12,16 @@
//#include <arch_platform.h> //#include <arch_platform.h>
#include <arch/debug_console.h> #include <arch/debug_console.h>
#include <arch/generic/debug_uart_8250.h> #include <arch/generic/debug_uart.h>
#include <arch/arm/arch_uart_pl011.h>
#include <boot/kernel_args.h> #include <boot/kernel_args.h>
#include <kernel.h> #include <kernel.h>
#include <vm/vm.h> #include <vm/vm.h>
#include <string.h> #include <string.h>
#include "board_config.h"
// TODO: Declare this in some header
DebugUART *gArchDebugUART; DebugUART *gArchDebugUART;
extern DebugUART *debug_uart_from_fdt(const void *fdt);
void void
@@ -95,12 +94,13 @@ arch_debug_serial_early_boot_message(const char *string)
status_t status_t
arch_debug_console_init(kernel_args *args) arch_debug_console_init(kernel_args *args)
{ {
#if defined(BOARD_UART_PL011) // first try with hints from the FDT
gArchDebugUART = arch_get_uart_pl011(BOARD_UART_DEBUG, BOARD_UART_CLOCK); gArchDebugUART = debug_uart_from_fdt(args->platform_args.fdt);
#else
// More Generic 8250 // Do we can some kind of direct fallback here
gArchDebugUART = arch_get_uart_8250(BOARD_UART_DEBUG, BOARD_UART_CLOCK); // (aka, guess arch_get_uart_pl011 or arch_get_uart_8250?)
#endif if (gArchDebugUART == NULL)
return B_ERROR;
gArchDebugUART->InitEarly(); gArchDebugUART->InitEarly();