* [U-Boot] [PATCH v1] x86: Make table address selectable
@ 2017-07-28 17:02 Andy Shevchenko
2017-07-29 6:20 ` Bin Meng
0 siblings, 1 reply; 3+ messages in thread
From: Andy Shevchenko @ 2017-07-28 17:02 UTC (permalink / raw)
To: u-boot
Some firmwares might have another window for generated tables.
So, introduce two configuration options to select start address and
maximum length for the generated tables.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
arch/x86/Kconfig | 13 +++++++++++++
arch/x86/include/asm/tables.h | 9 ++-------
2 files changed, 15 insertions(+), 7 deletions(-)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 5c8dc822ef..c26710b484 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -542,6 +542,19 @@ config VGA_BIOS_ADDR
address of 0xfff90000 indicates that the image will be put at offset
0x90000 from the beginning of a 1MB flash device.
+config ROM_TABLE_ADDR
+ hex
+ default 0xf0000
+ help
+ All x86 tables happen to like the address range from 0x0f0000
+ to 0x100000. We use 0xf0000 as the starting address to store
+ those tables, including PIRQ routing table, Multi-Processor
+ table and ACPI table.
+
+config ROM_TABLE_SIZE
+ hex
+ default 0x10000
+
menu "System tables"
depends on !EFI && !SYS_COREBOOT
diff --git a/arch/x86/include/asm/tables.h b/arch/x86/include/asm/tables.h
index 9e8208ba2b..c784a2aeec 100644
--- a/arch/x86/include/asm/tables.h
+++ b/arch/x86/include/asm/tables.h
@@ -9,13 +9,8 @@
#include <tables_csum.h>
-/*
- * All x86 tables happen to like the address range from 0xf0000 to 0x100000.
- * We use 0xf0000 as the starting address to store those tables, including
- * PIRQ routing table, Multi-Processor table and ACPI table.
- */
-#define ROM_TABLE_ADDR 0xf0000
-#define ROM_TABLE_END 0xfffff
+#define ROM_TABLE_ADDR CONFIG_ROM_TABLE_ADDR
+#define ROM_TABLE_END (CONFIG_ROM_TABLE_ADDR + CONFIG_ROM_TABLE_SIZE - 1)
#define ROM_TABLE_ALIGN 1024
--
2.13.2
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [U-Boot] [PATCH v1] x86: Make table address selectable
2017-07-28 17:02 [U-Boot] [PATCH v1] x86: Make table address selectable Andy Shevchenko
@ 2017-07-29 6:20 ` Bin Meng
2017-08-01 12:22 ` Bin Meng
0 siblings, 1 reply; 3+ messages in thread
From: Bin Meng @ 2017-07-29 6:20 UTC (permalink / raw)
To: u-boot
On Sat, Jul 29, 2017 at 1:02 AM, Andy Shevchenko
<andriy.shevchenko@linux.intel.com> wrote:
> Some firmwares might have another window for generated tables.
>
> So, introduce two configuration options to select start address and
> maximum length for the generated tables.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> ---
> arch/x86/Kconfig | 13 +++++++++++++
> arch/x86/include/asm/tables.h | 9 ++-------
> 2 files changed, 15 insertions(+), 7 deletions(-)
>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
* [U-Boot] [PATCH v1] x86: Make table address selectable
2017-07-29 6:20 ` Bin Meng
@ 2017-08-01 12:22 ` Bin Meng
0 siblings, 0 replies; 3+ messages in thread
From: Bin Meng @ 2017-08-01 12:22 UTC (permalink / raw)
To: u-boot
On Sat, Jul 29, 2017 at 2:20 PM, Bin Meng <bmeng.cn@gmail.com> wrote:
> On Sat, Jul 29, 2017 at 1:02 AM, Andy Shevchenko
> <andriy.shevchenko@linux.intel.com> wrote:
>> Some firmwares might have another window for generated tables.
>>
>> So, introduce two configuration options to select start address and
>> maximum length for the generated tables.
>>
>> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
>> ---
>> arch/x86/Kconfig | 13 +++++++++++++
>> arch/x86/include/asm/tables.h | 9 ++-------
>> 2 files changed, 15 insertions(+), 7 deletions(-)
>>
>
> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
applied to u-boot-x86, thanks!
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2017-08-01 12:22 UTC | newest]
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2017-07-28 17:02 [U-Boot] [PATCH v1] x86: Make table address selectable Andy Shevchenko
2017-07-29 6:20 ` Bin Meng
2017-08-01 12:22 ` Bin Meng
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