diff options
Diffstat (limited to 'ArmPlatformPkg/Drivers/PL35xSmc/InitializeSMC.S')
-rw-r--r-- | ArmPlatformPkg/Drivers/PL35xSmc/InitializeSMC.S | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/ArmPlatformPkg/Drivers/PL35xSmc/InitializeSMC.S b/ArmPlatformPkg/Drivers/PL35xSmc/InitializeSMC.S deleted file mode 100644 index a26a4d4..0000000 --- a/ArmPlatformPkg/Drivers/PL35xSmc/InitializeSMC.S +++ /dev/null @@ -1,60 +0,0 @@ -#
-# Copyright (c) 2011-2012, ARM Limited. All rights reserved.
-#
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-#
-
-#include <AsmMacroIoLib.h>
-#include <Library/PcdLib.h>
-#include <AutoGen.h>
-#include <Drivers/PL35xSmc.h>
-
-.text
-
-#Maintain 8 byte alignment
-.align 3
-
-GCC_ASM_EXPORT(PL35xSmcInitialize)
-GCC_ASM_EXPORT(PL35xSmcSetRefresh)
-
-// IN r1 Smc Base Address
-// IN r2 Smc Configuration Start Address
-// IN r3 Smc Configuration End Address
-// NOTE: This code is been called before any stack has been setup. It means some registers
-// could be overwritten (case of 'r0')
-ASM_PFX(PL35xSmcInitialize):
- // While (SmcConfigurationStart < SmcConfigurationEnd)
- cmp r2, r3
- blxge lr
-
- // Write to set_cycle register(holding register for NOR 1 cycle register or NAND cycle register)
- ldr r0, [r2, #0x4]
- str r0, [r1, #PL350_SMC_SET_CYCLES_OFFSET]
-
- // Write to set_opmode register(holding register for NOR 1 opomode register or NAND opmode register)
- ldr r0, [r2, #0x8]
- str r0, [r1, #PL350_SMC_SET_OPMODE_OFFSET]
-
- // Write to direct_cmd register so that the NOR 1 registers(set-cycles and opmode) are updated with holding registers
- ldr r0, =PL350_SMC_DIRECT_CMD_ADDR_CMD_UPDATE
- ldr r4, [r2, #0x0]
- orr r0, r0, r4
- str r0, [r1, #PL350_SMC_DIRECT_CMD_OFFSET]
-
- add r2, #0xC
- b ASM_PFX(PL35xSmcInitialize)
-
-// IN r1 Smc Base Address
-// IN r2 Smc Refresh Period 0
-// IN r3 Smc Refresh Period 1
-ASM_PFX(PL35xSmcSetRefresh):
- str r2, [r1, #PL350_SMC_REFRESH_0_OFFSET]
- str r3, [r1, #PL350_SMC_REFRESH_1_OFFSET]
- blx lr
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