From: Shannon Zhao <shannon.zhao@linaro.org>
To: Julien Grall <julien.grall@arm.com>,
Shannon Zhao <zhaoshenglong@huawei.com>,
xen-devel@lists.xen.org
Cc: stefano.stabellini@citrix.com, peter.huangpeng@huawei.com
Subject: Re: [PATCH v6 11/22] arm/acpi: Prepare EFI system table for Dom0
Date: Tue, 22 Mar 2016 21:06:52 +0800 [thread overview]
Message-ID: <56F1436C.1040001@linaro.org> (raw)
In-Reply-To: <56F01CE6.9040009@arm.com>
On 2016年03月22日 00:10, Julien Grall wrote:
> Hi Shannon,
>
> On 17/03/2016 09:40, Shannon Zhao wrote:
>
> [...]
>
>> diff --git a/xen/arch/arm/efi/efi-dom0.c b/xen/arch/arm/efi/efi-dom0.c
>> index 90a7699..b8a062c 100644
>> --- a/xen/arch/arm/efi/efi-dom0.c
>> +++ b/xen/arch/arm/efi/efi-dom0.c
>> @@ -48,3 +48,47 @@ size_t __init estimate_efi_size(int mem_nr_banks)
>>
>> return size;
>> }
>> +
>> +#include "../../../common/decompress.h"
>> +#define XZ_EXTERN STATIC
>> +#include "../../../common/xz/crc32.c"
>
> All the includes should be at the beginning of the file.
>
>> +
>> +void __init acpi_create_efi_system_table(paddr_t paddr, void
>> *efi_acpi_table,
>> + struct membank tbl_add[])
>> +{
>> + u64 table_addr, table_size, offset = 0;
>> + u8 *base_ptr;
>> + EFI_CONFIGURATION_TABLE *efi_conf_tbl;
>> + EFI_SYSTEM_TABLE *efi_sys_tbl;
>> +
>> + table_addr = paddr + acpi_get_table_offset(tbl_add, TBL_EFIT);
>> + table_size = sizeof(EFI_SYSTEM_TABLE) +
>> sizeof(EFI_CONFIGURATION_TABLE)
>> + + sizeof(xen_efi_fw_vendor);
>> + base_ptr = efi_acpi_table + acpi_get_table_offset(tbl_add,
>> TBL_EFIT);
>> + efi_sys_tbl = (EFI_SYSTEM_TABLE *)base_ptr;
>> +
>> + efi_sys_tbl->Hdr.Signature = EFI_SYSTEM_TABLE_SIGNATURE;
>> + /* Specify the revision as 2.5 */
>> + efi_sys_tbl->Hdr.Revision = (2 << 16 | 50);
>> + efi_sys_tbl->Hdr.HeaderSize = table_size;
>> +
>> + efi_sys_tbl->FirmwareRevision = 1;
>> + efi_sys_tbl->NumberOfTableEntries = 1;
>> + offset += sizeof(EFI_SYSTEM_TABLE);
>> + memcpy((CHAR16 *)(base_ptr + offset), xen_efi_fw_vendor,
>
> Why the cast to CHAR16?
Because the type of xen_efi_fw_vendor is CHAR16.
Thanks,
--
Shannon
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next prev parent reply other threads:[~2016-03-22 13:06 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-17 9:40 [PATCH v6 00/22] Prepare UEFI and ACPI tables for Dom0 on ARM64 Shannon Zhao
2016-03-17 9:40 ` [PATCH v6 01/22] arm/acpi: Estimate memory required for acpi/efi tables Shannon Zhao
2016-03-18 18:44 ` Julien Grall
2016-03-21 13:01 ` Jan Beulich
2016-03-22 13:01 ` Shannon Zhao
2016-03-22 0:28 ` Julien Grall
2016-03-24 12:36 ` Stefano Stabellini
2016-03-17 9:40 ` [PATCH v6 02/22] arm/acpi: Add a helper function to get the acpi table offset Shannon Zhao
2016-03-21 12:16 ` Julien Grall
2016-03-24 12:32 ` Stefano Stabellini
2016-03-17 9:40 ` [PATCH v6 03/22] arm/acpi: Prepare FADT table for Dom0 Shannon Zhao
2016-03-21 12:25 ` Julien Grall
2016-03-17 9:40 ` [PATCH v6 04/22] arm/gic: Add a new callback for creating MADT " Shannon Zhao
2016-03-21 15:18 ` Julien Grall
2016-03-17 9:40 ` [PATCH v6 05/22] arm/acpi: Prepare " Shannon Zhao
2016-03-21 15:26 ` Julien Grall
2016-03-21 15:51 ` Jan Beulich
2016-03-17 9:40 ` [PATCH v6 06/22] arm/acpi: Prepare STAO " Shannon Zhao
2016-03-21 15:31 ` Julien Grall
2016-03-17 9:40 ` [PATCH v6 07/22] arm/acpi: Prepare XSDT " Shannon Zhao
2016-03-21 15:43 ` Julien Grall
2016-03-17 9:40 ` [PATCH v6 08/22] arm/acpi: Prepare RSDP " Shannon Zhao
2016-03-21 15:47 ` Julien Grall
2016-03-17 9:40 ` [PATCH v6 09/22] arm/p2m: Add helper functions to map memory regions Shannon Zhao
2016-03-21 15:52 ` Julien Grall
2016-03-22 13:05 ` Shannon Zhao
2016-03-22 15:59 ` Julien Grall
2016-03-17 9:40 ` [PATCH v6 10/22] arm/acpi: Map all other tables for Dom0 Shannon Zhao
2016-03-21 15:57 ` Julien Grall
2016-03-17 9:40 ` [PATCH v6 11/22] arm/acpi: Prepare EFI system table " Shannon Zhao
2016-03-21 16:10 ` Julien Grall
2016-03-22 13:06 ` Shannon Zhao [this message]
2016-03-22 13:24 ` Jan Beulich
2016-03-17 9:40 ` [PATCH v6 12/22] arm/acpi: Prepare EFI memory descriptor " Shannon Zhao
2016-03-21 16:51 ` Julien Grall
2016-03-22 13:16 ` Shannon Zhao
2016-03-22 16:04 ` Julien Grall
2016-03-24 15:06 ` Shannon Zhao
2016-03-24 15:23 ` Julien Grall
2016-03-24 12:39 ` Stefano Stabellini
2016-03-17 9:40 ` [PATCH v6 13/22] arm/acpi: Map the new created EFI and ACPI tables to Dom0 Shannon Zhao
2016-03-22 0:42 ` Julien Grall
2016-03-22 13:18 ` Shannon Zhao
2016-03-22 16:16 ` Julien Grall
2016-03-24 14:59 ` Shannon Zhao
2016-03-24 15:35 ` Julien Grall
2016-03-17 9:41 ` [PATCH v6 14/22] arm/acpi: Create min DT stub for Dom0 Shannon Zhao
2016-03-22 1:07 ` Julien Grall
2016-03-22 13:23 ` Shannon Zhao
2016-03-17 9:41 ` [PATCH v6 15/22] arm/acpi: Permit access all Xen unused SPIs " Shannon Zhao
2016-03-22 18:18 ` Julien Grall
2016-03-24 15:01 ` Shannon Zhao
2016-03-24 15:37 ` Julien Grall
2016-03-25 7:13 ` Shannon Zhao
2016-03-17 9:41 ` [PATCH v6 16/22] arm/acpi: Configure SPI interrupt type and route to Dom0 dynamically Shannon Zhao
2016-03-22 19:17 ` Julien Grall
2016-03-24 12:41 ` Stefano Stabellini
2016-03-17 9:41 ` [PATCH v6 17/22] arm/gic: Add a new callback to deny Dom0 access to GIC regions Shannon Zhao
2016-03-22 19:33 ` Julien Grall
2016-03-24 12:45 ` Stefano Stabellini
2016-03-24 15:03 ` Shannon Zhao
2016-03-24 15:39 ` Julien Grall
2016-03-17 9:41 ` [PATCH v6 18/22] arm/acpi: Permit MMIO access of Xen unused devices for Dom0 Shannon Zhao
2016-03-23 11:50 ` Julien Grall
2016-03-17 9:41 ` [PATCH v6 19/22] hvm/params: Add a new delivery type for event-channel in HVM_PARAM_CALLBACK_IRQ Shannon Zhao
2016-03-17 10:42 ` Jan Beulich
2016-03-17 11:04 ` Shannon Zhao
2016-03-17 11:29 ` Jan Beulich
2016-03-17 11:56 ` Shannon Zhao
2016-03-17 12:42 ` Jan Beulich
2016-03-17 9:41 ` [PATCH v6 20/22] xen/acpi: Fix event-channel interrupt when booting with ACPI Shannon Zhao
2016-03-23 12:15 ` Julien Grall
2016-03-17 9:41 ` [PATCH v6 21/22] xen/arm: Add a hypercall for device mmio mapping Shannon Zhao
2016-03-17 9:41 ` [PATCH v6 22/22] xen/arm64: Add ACPI support Shannon Zhao
2016-03-17 10:52 ` Jan Beulich
2016-03-17 11:03 ` Shannon Zhao
2016-03-17 11:31 ` Jan Beulich
2016-03-17 13:10 ` Shannon Zhao
2016-03-17 13:24 ` Jan Beulich
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