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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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5e94c6e33e
When MPUSS hits off-mode, L2 cache is lost. This patch adds L2X0 necessary maintenance operations and context restoration in the low power code. Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Acked-by: Jean Pihet <j-pihet@ti.com> Reviewed-by: Kevin Hilman <khilman@ti.com> Tested-by: Vishwanath BS <vishwanath.bs@ti.com> Signed-off-by: Kevin Hilman <khilman@ti.com>
51 lines
1.8 KiB
C
51 lines
1.8 KiB
C
/*
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* omap4-sar-layout.h: OMAP4 SAR RAM layout header file
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*
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* Copyright (C) 2011 Texas Instruments, Inc.
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* Santosh Shilimkar <santosh.shilimkar@ti.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef OMAP_ARCH_OMAP4_SAR_LAYOUT_H
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#define OMAP_ARCH_OMAP4_SAR_LAYOUT_H
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/*
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* SAR BANK offsets from base address OMAP44XX_SAR_RAM_BASE
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*/
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#define SAR_BANK1_OFFSET 0x0000
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#define SAR_BANK2_OFFSET 0x1000
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#define SAR_BANK3_OFFSET 0x2000
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#define SAR_BANK4_OFFSET 0x3000
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/* Scratch pad memory offsets from SAR_BANK1 */
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#define SCU_OFFSET0 0xd00
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#define SCU_OFFSET1 0xd04
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#define OMAP_TYPE_OFFSET 0xd10
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#define L2X0_SAVE_OFFSET0 0xd14
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#define L2X0_SAVE_OFFSET1 0xd18
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#define L2X0_AUXCTRL_OFFSET 0xd1c
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#define L2X0_PREFETCH_CTRL_OFFSET 0xd20
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/* CPUx Wakeup Non-Secure Physical Address offsets in SAR_BANK3 */
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#define CPU0_WAKEUP_NS_PA_ADDR_OFFSET 0xa04
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#define CPU1_WAKEUP_NS_PA_ADDR_OFFSET 0xa08
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#define SAR_BACKUP_STATUS_OFFSET (SAR_BANK3_OFFSET + 0x500)
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#define SAR_SECURE_RAM_SIZE_OFFSET (SAR_BANK3_OFFSET + 0x504)
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#define SAR_SECRAM_SAVED_AT_OFFSET (SAR_BANK3_OFFSET + 0x508)
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/* WakeUpGen save restore offset from OMAP44XX_SAR_RAM_BASE */
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#define WAKEUPGENENB_OFFSET_CPU0 (SAR_BANK3_OFFSET + 0x684)
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#define WAKEUPGENENB_SECURE_OFFSET_CPU0 (SAR_BANK3_OFFSET + 0x694)
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#define WAKEUPGENENB_OFFSET_CPU1 (SAR_BANK3_OFFSET + 0x6a4)
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#define WAKEUPGENENB_SECURE_OFFSET_CPU1 (SAR_BANK3_OFFSET + 0x6b4)
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#define AUXCOREBOOT0_OFFSET (SAR_BANK3_OFFSET + 0x6c4)
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#define AUXCOREBOOT1_OFFSET (SAR_BANK3_OFFSET + 0x6c8)
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#define PTMSYNCREQ_MASK_OFFSET (SAR_BANK3_OFFSET + 0x6cc)
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#define PTMSYNCREQ_EN_OFFSET (SAR_BANK3_OFFSET + 0x6d0)
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#define SAR_BACKUP_STATUS_WAKEUPGEN 0x10
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#endif
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