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ArmPlatformPkg: break out juno revision detection 

The code to detect what juno revision we are running on
is fairly small put it in a common header where it may be
used in a couple places.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
This commit is contained in:
Jeremy Linton 2016-07-27 14:24:35 -05:00 committed by Leif Lindholm
parent 25654e2469
commit 7ac29b544f
1 changed files with 27 additions and 2 deletions
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29
ArmPlatformPkg/ArmJunoPkg/Include/ArmPlatform.h
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@ -23,6 +23,11 @@
// Motherboard Peripheral and On-chip peripheral // Motherboard Peripheral and On-chip peripheral
#define ARM_VE_BOARD_PERIPH_BASE 0x1C010000 #define ARM_VE_BOARD_PERIPH_BASE 0x1C010000
#define ARM_VE_BOARD_SYS_ID 0x0000
#define ARM_VE_BOARD_SYS_PCIE_GBE_L 0x0074
#define ARM_VE_BOARD_SYS_PCIE_GBE_H 0x0078
#define ARM_VE_BOARD_SYS_ID_REV(word) ((word >> 28) & 0xff)
// NOR Flash 0 // NOR Flash 0
#define ARM_VE_SMB_NOR0_BASE 0x08000000 #define ARM_VE_SMB_NOR0_BASE 0x08000000
@ -83,6 +88,26 @@
EFI_ACPI_ARM_CREATOR_REVISION /* UINT32 CreatorRevision */ \ EFI_ACPI_ARM_CREATOR_REVISION /* UINT32 CreatorRevision */ \
} }
//
// Hardware platform identifiers
//
#define JUNO_REVISION_PROTOTYPE 0
#define JUNO_REVISION_R0 1
#define JUNO_REVISION_R1 2
#define JUNO_REVISION_R2 3
#define JUNO_REVISION_UKNOWN 0xFF
//
// We detect whether we are running on a Juno r0, r1 or r2
// board at runtime by checking the value of board SYS_ID
//
#define GetJunoRevision(JunoRevision) \
{ \
UINT32 SysId; \
SysId = MmioRead32 (ARM_VE_BOARD_PERIPH_BASE+ARM_VE_BOARD_SYS_ID); \
JunoRevision = ARM_VE_BOARD_SYS_ID_REV( SysId ); \
}
#define JUNO_WATCHDOG_COUNT 2 #define JUNO_WATCHDOG_COUNT 2
// Define if the exported ACPI Tables are based on ACPI 5.0 spec or latest // Define if the exported ACPI Tables are based on ACPI 5.0 spec or latest
@ -93,7 +118,7 @@
// assigned to the PCI Gigabyte Ethernet device. // assigned to the PCI Gigabyte Ethernet device.
// //
#define ARM_JUNO_SYS_PCIGBE_L (ARM_VE_BOARD_PERIPH_BASE + 0x74) #define ARM_JUNO_SYS_PCIGBE_L (ARM_VE_BOARD_PERIPH_BASE + ARM_VE_BOARD_SYS_PCIE_GBE_L)
#define ARM_JUNO_SYS_PCIGBE_H (ARM_VE_BOARD_PERIPH_BASE + 0x78) #define ARM_JUNO_SYS_PCIGBE_H (ARM_VE_BOARD_PERIPH_BASE + ARM_VE_BOARD_SYS_PCIE_GBE_H)
#endif #endif