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523 lines
24 KiB
C
523 lines
24 KiB
C
/*
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* Exynos4210 Power Management Unit (PMU) Emulation
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*
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* Copyright (C) 2011 Samsung Electronics Co Ltd.
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* Maksim Kozlov <m.kozlov@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* This model implements PMU registers just as a bulk of memory. Currently,
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* the only reason this device exists is that secondary CPU boot loader
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* uses PMU INFORM5 register as a holding pen.
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*/
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#include "qemu/osdep.h"
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#include "hw/sysbus.h"
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#include "migration/vmstate.h"
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#include "qemu/module.h"
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#include "sysemu/runstate.h"
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#include "qom/object.h"
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#ifndef DEBUG_PMU
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#define DEBUG_PMU 0
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#endif
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#ifndef DEBUG_PMU_EXTEND
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#define DEBUG_PMU_EXTEND 0
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#endif
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#if DEBUG_PMU
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#define PRINT_DEBUG(fmt, args...) \
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do { \
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fprintf(stderr, " [%s:%d] "fmt, __func__, __LINE__, ##args); \
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} while (0)
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#if DEBUG_PMU_EXTEND
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#define PRINT_DEBUG_EXTEND(fmt, args...) \
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do { \
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fprintf(stderr, " [%s:%d] "fmt, __func__, __LINE__, ##args); \
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} while (0)
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#else
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#define PRINT_DEBUG_EXTEND(fmt, args...) do {} while (0)
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#endif /* EXTEND */
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#else
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#define PRINT_DEBUG(fmt, args...) do {} while (0)
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#define PRINT_DEBUG_EXTEND(fmt, args...) do {} while (0)
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#endif
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/*
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* Offsets for PMU registers
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*/
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#define OM_STAT 0x0000 /* OM status register */
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#define RTC_CLKO_SEL 0x000C /* Controls RTCCLKOUT */
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#define GNSS_RTC_OUT_CTRL 0x0010 /* Controls GNSS_RTC_OUT */
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/* Decides whether system-level low-power mode is used. */
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#define SYSTEM_POWER_DOWN_CTRL 0x0200
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/* Sets control options for CENTRAL_SEQ */
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#define SYSTEM_POWER_DOWN_OPTION 0x0208
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#define SWRESET 0x0400 /* Generate software reset */
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#define RST_STAT 0x0404 /* Reset status register */
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#define WAKEUP_STAT 0x0600 /* Wakeup status register */
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#define EINT_WAKEUP_MASK 0x0604 /* Configure External INTerrupt mask */
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#define WAKEUP_MASK 0x0608 /* Configure wakeup source mask */
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#define HDMI_PHY_CONTROL 0x0700 /* HDMI PHY control register */
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#define USBDEVICE_PHY_CONTROL 0x0704 /* USB Device PHY control register */
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#define USBHOST_PHY_CONTROL 0x0708 /* USB HOST PHY control register */
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#define DAC_PHY_CONTROL 0x070C /* DAC control register */
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#define MIPI_PHY0_CONTROL 0x0710 /* MIPI PHY control register */
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#define MIPI_PHY1_CONTROL 0x0714 /* MIPI PHY control register */
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#define ADC_PHY_CONTROL 0x0718 /* TS-ADC control register */
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#define PCIe_PHY_CONTROL 0x071C /* TS-PCIe control register */
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#define SATA_PHY_CONTROL 0x0720 /* TS-SATA control register */
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#define INFORM0 0x0800 /* Information register 0 */
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#define INFORM1 0x0804 /* Information register 1 */
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#define INFORM2 0x0808 /* Information register 2 */
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#define INFORM3 0x080C /* Information register 3 */
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#define INFORM4 0x0810 /* Information register 4 */
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#define INFORM5 0x0814 /* Information register 5 */
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#define INFORM6 0x0818 /* Information register 6 */
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#define INFORM7 0x081C /* Information register 7 */
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#define PMU_DEBUG 0x0A00 /* PMU debug register */
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/* Registers to set system-level low-power option */
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#define ARM_CORE0_SYS_PWR_REG 0x1000
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#define ARM_CORE1_SYS_PWR_REG 0x1010
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#define ARM_COMMON_SYS_PWR_REG 0x1080
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#define ARM_CPU_L2_0_SYS_PWR_REG 0x10C0
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#define ARM_CPU_L2_1_SYS_PWR_REG 0x10C4
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#define CMU_ACLKSTOP_SYS_PWR_REG 0x1100
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#define CMU_SCLKSTOP_SYS_PWR_REG 0x1104
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#define CMU_RESET_SYS_PWR_REG 0x110C
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#define APLL_SYSCLK_SYS_PWR_REG 0x1120
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#define MPLL_SYSCLK_SYS_PWR_REG 0x1124
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#define VPLL_SYSCLK_SYS_PWR_REG 0x1128
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#define EPLL_SYSCLK_SYS_PWR_REG 0x112C
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#define CMU_CLKSTOP_GPS_ALIVE_SYS_PWR_REG 0x1138
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#define CMU_RESET_GPS_ALIVE_SYS_PWR_REG 0x113C
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#define CMU_CLKSTOP_CAM_SYS_PWR_REG 0x1140
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#define CMU_CLKSTOP_TV_SYS_PWR_REG 0x1144
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#define CMU_CLKSTOP_MFC_SYS_PWR_REG 0x1148
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#define CMU_CLKSTOP_G3D_SYS_PWR_REG 0x114C
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#define CMU_CLKSTOP_LCD0_SYS_PWR_REG 0x1150
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#define CMU_CLKSTOP_LCD1_SYS_PWR_REG 0x1154
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#define CMU_CLKSTOP_MAUDIO_SYS_PWR_REG 0x1158
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#define CMU_CLKSTOP_GPS_SYS_PWR_REG 0x115C
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#define CMU_RESET_CAM_SYS_PWR_REG 0x1160
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#define CMU_RESET_TV_SYS_PWR_REG 0x1164
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#define CMU_RESET_MFC_SYS_PWR_REG 0x1168
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#define CMU_RESET_G3D_SYS_PWR_REG 0x116C
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#define CMU_RESET_LCD0_SYS_PWR_REG 0x1170
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#define CMU_RESET_LCD1_SYS_PWR_REG 0x1174
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#define CMU_RESET_MAUDIO_SYS_PWR_REG 0x1178
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#define CMU_RESET_GPS_SYS_PWR_REG 0x117C
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#define TOP_BUS_SYS_PWR_REG 0x1180
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#define TOP_RETENTION_SYS_PWR_REG 0x1184
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#define TOP_PWR_SYS_PWR_REG 0x1188
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#define LOGIC_RESET_SYS_PWR_REG 0x11A0
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#define OneNANDXL_MEM_SYS_PWR_REG 0x11C0
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#define MODEMIF_MEM_SYS_PWR_REG 0x11C4
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#define USBDEVICE_MEM_SYS_PWR_REG 0x11CC
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#define SDMMC_MEM_SYS_PWR_REG 0x11D0
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#define CSSYS_MEM_SYS_PWR_REG 0x11D4
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#define SECSS_MEM_SYS_PWR_REG 0x11D8
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#define PCIe_MEM_SYS_PWR_REG 0x11E0
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#define SATA_MEM_SYS_PWR_REG 0x11E4
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#define PAD_RETENTION_DRAM_SYS_PWR_REG 0x1200
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#define PAD_RETENTION_MAUDIO_SYS_PWR_REG 0x1204
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#define PAD_RETENTION_GPIO_SYS_PWR_REG 0x1220
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#define PAD_RETENTION_UART_SYS_PWR_REG 0x1224
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#define PAD_RETENTION_MMCA_SYS_PWR_REG 0x1228
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#define PAD_RETENTION_MMCB_SYS_PWR_REG 0x122C
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#define PAD_RETENTION_EBIA_SYS_PWR_REG 0x1230
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#define PAD_RETENTION_EBIB_SYS_PWR_REG 0x1234
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#define PAD_ISOLATION_SYS_PWR_REG 0x1240
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#define PAD_ALV_SEL_SYS_PWR_REG 0x1260
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#define XUSBXTI_SYS_PWR_REG 0x1280
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#define XXTI_SYS_PWR_REG 0x1284
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#define EXT_REGULATOR_SYS_PWR_REG 0x12C0
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#define GPIO_MODE_SYS_PWR_REG 0x1300
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#define GPIO_MODE_MAUDIO_SYS_PWR_REG 0x1340
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#define CAM_SYS_PWR_REG 0x1380
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#define TV_SYS_PWR_REG 0x1384
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#define MFC_SYS_PWR_REG 0x1388
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#define G3D_SYS_PWR_REG 0x138C
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#define LCD0_SYS_PWR_REG 0x1390
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#define LCD1_SYS_PWR_REG 0x1394
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#define MAUDIO_SYS_PWR_REG 0x1398
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#define GPS_SYS_PWR_REG 0x139C
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#define GPS_ALIVE_SYS_PWR_REG 0x13A0
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#define ARM_CORE0_CONFIGURATION 0x2000 /* Configure power mode of ARM_CORE0 */
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#define ARM_CORE0_STATUS 0x2004 /* Check power mode of ARM_CORE0 */
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#define ARM_CORE0_OPTION 0x2008 /* Sets control options for ARM_CORE0 */
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#define ARM_CORE1_CONFIGURATION 0x2080 /* Configure power mode of ARM_CORE1 */
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#define ARM_CORE1_STATUS 0x2084 /* Check power mode of ARM_CORE1 */
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#define ARM_CORE1_OPTION 0x2088 /* Sets control options for ARM_CORE0 */
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#define ARM_COMMON_OPTION 0x2408 /* Sets control options for ARM_COMMON */
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/* Configure power mode of ARM_CPU_L2_0 */
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#define ARM_CPU_L2_0_CONFIGURATION 0x2600
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#define ARM_CPU_L2_0_STATUS 0x2604 /* Check power mode of ARM_CPU_L2_0 */
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/* Configure power mode of ARM_CPU_L2_1 */
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#define ARM_CPU_L2_1_CONFIGURATION 0x2620
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#define ARM_CPU_L2_1_STATUS 0x2624 /* Check power mode of ARM_CPU_L2_1 */
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/* Sets control options for PAD_RETENTION_MAUDIO */
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#define PAD_RETENTION_MAUDIO_OPTION 0x3028
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/* Sets control options for PAD_RETENTION_GPIO */
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#define PAD_RETENTION_GPIO_OPTION 0x3108
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/* Sets control options for PAD_RETENTION_UART */
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#define PAD_RETENTION_UART_OPTION 0x3128
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/* Sets control options for PAD_RETENTION_MMCA */
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#define PAD_RETENTION_MMCA_OPTION 0x3148
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/* Sets control options for PAD_RETENTION_MMCB */
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#define PAD_RETENTION_MMCB_OPTION 0x3168
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/* Sets control options for PAD_RETENTION_EBIA */
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#define PAD_RETENTION_EBIA_OPTION 0x3188
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/* Sets control options for PAD_RETENTION_EBIB */
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#define PAD_RETENTION_EBIB_OPTION 0x31A8
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#define PS_HOLD_CONTROL 0x330C /* PS_HOLD control register */
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#define XUSBXTI_CONFIGURATION 0x3400 /* Configure the pad of XUSBXTI */
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#define XUSBXTI_STATUS 0x3404 /* Check the pad of XUSBXTI */
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/* Sets time required for XUSBXTI to be stabilized */
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#define XUSBXTI_DURATION 0x341C
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#define XXTI_CONFIGURATION 0x3420 /* Configure the pad of XXTI */
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#define XXTI_STATUS 0x3424 /* Check the pad of XXTI */
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/* Sets time required for XXTI to be stabilized */
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#define XXTI_DURATION 0x343C
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/* Sets time required for EXT_REGULATOR to be stabilized */
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#define EXT_REGULATOR_DURATION 0x361C
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#define CAM_CONFIGURATION 0x3C00 /* Configure power mode of CAM */
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#define CAM_STATUS 0x3C04 /* Check power mode of CAM */
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#define CAM_OPTION 0x3C08 /* Sets control options for CAM */
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#define TV_CONFIGURATION 0x3C20 /* Configure power mode of TV */
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#define TV_STATUS 0x3C24 /* Check power mode of TV */
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#define TV_OPTION 0x3C28 /* Sets control options for TV */
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#define MFC_CONFIGURATION 0x3C40 /* Configure power mode of MFC */
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#define MFC_STATUS 0x3C44 /* Check power mode of MFC */
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#define MFC_OPTION 0x3C48 /* Sets control options for MFC */
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#define G3D_CONFIGURATION 0x3C60 /* Configure power mode of G3D */
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#define G3D_STATUS 0x3C64 /* Check power mode of G3D */
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#define G3D_OPTION 0x3C68 /* Sets control options for G3D */
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#define LCD0_CONFIGURATION 0x3C80 /* Configure power mode of LCD0 */
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#define LCD0_STATUS 0x3C84 /* Check power mode of LCD0 */
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#define LCD0_OPTION 0x3C88 /* Sets control options for LCD0 */
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#define LCD1_CONFIGURATION 0x3CA0 /* Configure power mode of LCD1 */
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#define LCD1_STATUS 0x3CA4 /* Check power mode of LCD1 */
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#define LCD1_OPTION 0x3CA8 /* Sets control options for LCD1 */
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#define GPS_CONFIGURATION 0x3CE0 /* Configure power mode of GPS */
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#define GPS_STATUS 0x3CE4 /* Check power mode of GPS */
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#define GPS_OPTION 0x3CE8 /* Sets control options for GPS */
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#define GPS_ALIVE_CONFIGURATION 0x3D00 /* Configure power mode of GPS */
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#define GPS_ALIVE_STATUS 0x3D04 /* Check power mode of GPS */
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#define GPS_ALIVE_OPTION 0x3D08 /* Sets control options for GPS */
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#define EXYNOS4210_PMU_REGS_MEM_SIZE 0x3d0c
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typedef struct Exynos4210PmuReg {
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const char *name; /* for debug only */
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uint32_t offset;
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uint32_t reset_value;
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} Exynos4210PmuReg;
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static const Exynos4210PmuReg exynos4210_pmu_regs[] = {
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{"OM_STAT", OM_STAT, 0x00000000},
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{"RTC_CLKO_SEL", RTC_CLKO_SEL, 0x00000000},
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{"GNSS_RTC_OUT_CTRL", GNSS_RTC_OUT_CTRL, 0x00000001},
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{"SYSTEM_POWER_DOWN_CTRL", SYSTEM_POWER_DOWN_CTRL, 0x00010000},
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{"SYSTEM_POWER_DOWN_OPTION", SYSTEM_POWER_DOWN_OPTION, 0x03030000},
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{"SWRESET", SWRESET, 0x00000000},
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{"RST_STAT", RST_STAT, 0x00000000},
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{"WAKEUP_STAT", WAKEUP_STAT, 0x00000000},
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{"EINT_WAKEUP_MASK", EINT_WAKEUP_MASK, 0x00000000},
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{"WAKEUP_MASK", WAKEUP_MASK, 0x00000000},
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{"HDMI_PHY_CONTROL", HDMI_PHY_CONTROL, 0x00960000},
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{"USBDEVICE_PHY_CONTROL", USBDEVICE_PHY_CONTROL, 0x00000000},
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{"USBHOST_PHY_CONTROL", USBHOST_PHY_CONTROL, 0x00000000},
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{"DAC_PHY_CONTROL", DAC_PHY_CONTROL, 0x00000000},
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{"MIPI_PHY0_CONTROL", MIPI_PHY0_CONTROL, 0x00000000},
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{"MIPI_PHY1_CONTROL", MIPI_PHY1_CONTROL, 0x00000000},
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{"ADC_PHY_CONTROL", ADC_PHY_CONTROL, 0x00000001},
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{"PCIe_PHY_CONTROL", PCIe_PHY_CONTROL, 0x00000000},
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{"SATA_PHY_CONTROL", SATA_PHY_CONTROL, 0x00000000},
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{"INFORM0", INFORM0, 0x00000000},
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{"INFORM1", INFORM1, 0x00000000},
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{"INFORM2", INFORM2, 0x00000000},
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{"INFORM3", INFORM3, 0x00000000},
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{"INFORM4", INFORM4, 0x00000000},
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{"INFORM5", INFORM5, 0x00000000},
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{"INFORM6", INFORM6, 0x00000000},
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{"INFORM7", INFORM7, 0x00000000},
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{"PMU_DEBUG", PMU_DEBUG, 0x00000000},
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{"ARM_CORE0_SYS_PWR_REG", ARM_CORE0_SYS_PWR_REG, 0xFFFFFFFF},
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{"ARM_CORE1_SYS_PWR_REG", ARM_CORE1_SYS_PWR_REG, 0xFFFFFFFF},
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{"ARM_COMMON_SYS_PWR_REG", ARM_COMMON_SYS_PWR_REG, 0xFFFFFFFF},
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{"ARM_CPU_L2_0_SYS_PWR_REG", ARM_CPU_L2_0_SYS_PWR_REG, 0xFFFFFFFF},
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{"ARM_CPU_L2_1_SYS_PWR_REG", ARM_CPU_L2_1_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_ACLKSTOP_SYS_PWR_REG", CMU_ACLKSTOP_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_SCLKSTOP_SYS_PWR_REG", CMU_SCLKSTOP_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_RESET_SYS_PWR_REG", CMU_RESET_SYS_PWR_REG, 0xFFFFFFFF},
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{"APLL_SYSCLK_SYS_PWR_REG", APLL_SYSCLK_SYS_PWR_REG, 0xFFFFFFFF},
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{"MPLL_SYSCLK_SYS_PWR_REG", MPLL_SYSCLK_SYS_PWR_REG, 0xFFFFFFFF},
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{"VPLL_SYSCLK_SYS_PWR_REG", VPLL_SYSCLK_SYS_PWR_REG, 0xFFFFFFFF},
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{"EPLL_SYSCLK_SYS_PWR_REG", EPLL_SYSCLK_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_CLKSTOP_GPS_ALIVE_SYS_PWR_REG", CMU_CLKSTOP_GPS_ALIVE_SYS_PWR_REG,
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0xFFFFFFFF},
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{"CMU_RESET_GPS_ALIVE_SYS_PWR_REG", CMU_RESET_GPS_ALIVE_SYS_PWR_REG,
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0xFFFFFFFF},
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{"CMU_CLKSTOP_CAM_SYS_PWR_REG", CMU_CLKSTOP_CAM_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_CLKSTOP_TV_SYS_PWR_REG", CMU_CLKSTOP_TV_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_CLKSTOP_MFC_SYS_PWR_REG", CMU_CLKSTOP_MFC_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_CLKSTOP_G3D_SYS_PWR_REG", CMU_CLKSTOP_G3D_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_CLKSTOP_LCD0_SYS_PWR_REG", CMU_CLKSTOP_LCD0_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_CLKSTOP_LCD1_SYS_PWR_REG", CMU_CLKSTOP_LCD1_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_CLKSTOP_MAUDIO_SYS_PWR_REG", CMU_CLKSTOP_MAUDIO_SYS_PWR_REG,
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0xFFFFFFFF},
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{"CMU_CLKSTOP_GPS_SYS_PWR_REG", CMU_CLKSTOP_GPS_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_RESET_CAM_SYS_PWR_REG", CMU_RESET_CAM_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_RESET_TV_SYS_PWR_REG", CMU_RESET_TV_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_RESET_MFC_SYS_PWR_REG", CMU_RESET_MFC_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_RESET_G3D_SYS_PWR_REG", CMU_RESET_G3D_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_RESET_LCD0_SYS_PWR_REG", CMU_RESET_LCD0_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_RESET_LCD1_SYS_PWR_REG", CMU_RESET_LCD1_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_RESET_MAUDIO_SYS_PWR_REG", CMU_RESET_MAUDIO_SYS_PWR_REG, 0xFFFFFFFF},
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{"CMU_RESET_GPS_SYS_PWR_REG", CMU_RESET_GPS_SYS_PWR_REG, 0xFFFFFFFF},
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{"TOP_BUS_SYS_PWR_REG", TOP_BUS_SYS_PWR_REG, 0xFFFFFFFF},
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{"TOP_RETENTION_SYS_PWR_REG", TOP_RETENTION_SYS_PWR_REG, 0xFFFFFFFF},
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{"TOP_PWR_SYS_PWR_REG", TOP_PWR_SYS_PWR_REG, 0xFFFFFFFF},
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{"LOGIC_RESET_SYS_PWR_REG", LOGIC_RESET_SYS_PWR_REG, 0xFFFFFFFF},
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{"OneNANDXL_MEM_SYS_PWR_REG", OneNANDXL_MEM_SYS_PWR_REG, 0xFFFFFFFF},
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{"MODEMIF_MEM_SYS_PWR_REG", MODEMIF_MEM_SYS_PWR_REG, 0xFFFFFFFF},
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{"USBDEVICE_MEM_SYS_PWR_REG", USBDEVICE_MEM_SYS_PWR_REG, 0xFFFFFFFF},
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{"SDMMC_MEM_SYS_PWR_REG", SDMMC_MEM_SYS_PWR_REG, 0xFFFFFFFF},
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{"CSSYS_MEM_SYS_PWR_REG", CSSYS_MEM_SYS_PWR_REG, 0xFFFFFFFF},
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{"SECSS_MEM_SYS_PWR_REG", SECSS_MEM_SYS_PWR_REG, 0xFFFFFFFF},
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{"PCIe_MEM_SYS_PWR_REG", PCIe_MEM_SYS_PWR_REG, 0xFFFFFFFF},
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{"SATA_MEM_SYS_PWR_REG", SATA_MEM_SYS_PWR_REG, 0xFFFFFFFF},
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{"PAD_RETENTION_DRAM_SYS_PWR_REG", PAD_RETENTION_DRAM_SYS_PWR_REG,
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0xFFFFFFFF},
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{"PAD_RETENTION_MAUDIO_SYS_PWR_REG", PAD_RETENTION_MAUDIO_SYS_PWR_REG,
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0xFFFFFFFF},
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{"PAD_RETENTION_GPIO_SYS_PWR_REG", PAD_RETENTION_GPIO_SYS_PWR_REG,
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0xFFFFFFFF},
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{"PAD_RETENTION_UART_SYS_PWR_REG", PAD_RETENTION_UART_SYS_PWR_REG,
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0xFFFFFFFF},
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{"PAD_RETENTION_MMCA_SYS_PWR_REG", PAD_RETENTION_MMCA_SYS_PWR_REG,
|
|
0xFFFFFFFF},
|
|
{"PAD_RETENTION_MMCB_SYS_PWR_REG", PAD_RETENTION_MMCB_SYS_PWR_REG,
|
|
0xFFFFFFFF},
|
|
{"PAD_RETENTION_EBIA_SYS_PWR_REG", PAD_RETENTION_EBIA_SYS_PWR_REG,
|
|
0xFFFFFFFF},
|
|
{"PAD_RETENTION_EBIB_SYS_PWR_REG", PAD_RETENTION_EBIB_SYS_PWR_REG,
|
|
0xFFFFFFFF},
|
|
{"PAD_ISOLATION_SYS_PWR_REG", PAD_ISOLATION_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"PAD_ALV_SEL_SYS_PWR_REG", PAD_ALV_SEL_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"XUSBXTI_SYS_PWR_REG", XUSBXTI_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"XXTI_SYS_PWR_REG", XXTI_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"EXT_REGULATOR_SYS_PWR_REG", EXT_REGULATOR_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"GPIO_MODE_SYS_PWR_REG", GPIO_MODE_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"GPIO_MODE_MAUDIO_SYS_PWR_REG", GPIO_MODE_MAUDIO_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"CAM_SYS_PWR_REG", CAM_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"TV_SYS_PWR_REG", TV_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"MFC_SYS_PWR_REG", MFC_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"G3D_SYS_PWR_REG", G3D_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"LCD0_SYS_PWR_REG", LCD0_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"LCD1_SYS_PWR_REG", LCD1_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"MAUDIO_SYS_PWR_REG", MAUDIO_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"GPS_SYS_PWR_REG", GPS_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"GPS_ALIVE_SYS_PWR_REG", GPS_ALIVE_SYS_PWR_REG, 0xFFFFFFFF},
|
|
{"ARM_CORE0_CONFIGURATION", ARM_CORE0_CONFIGURATION, 0x00000003},
|
|
{"ARM_CORE0_STATUS", ARM_CORE0_STATUS, 0x00030003},
|
|
{"ARM_CORE0_OPTION", ARM_CORE0_OPTION, 0x01010001},
|
|
{"ARM_CORE1_CONFIGURATION", ARM_CORE1_CONFIGURATION, 0x00000003},
|
|
{"ARM_CORE1_STATUS", ARM_CORE1_STATUS, 0x00030003},
|
|
{"ARM_CORE1_OPTION", ARM_CORE1_OPTION, 0x01010001},
|
|
{"ARM_COMMON_OPTION", ARM_COMMON_OPTION, 0x00000001},
|
|
{"ARM_CPU_L2_0_CONFIGURATION", ARM_CPU_L2_0_CONFIGURATION, 0x00000003},
|
|
{"ARM_CPU_L2_0_STATUS", ARM_CPU_L2_0_STATUS, 0x00000003},
|
|
{"ARM_CPU_L2_1_CONFIGURATION", ARM_CPU_L2_1_CONFIGURATION, 0x00000003},
|
|
{"ARM_CPU_L2_1_STATUS", ARM_CPU_L2_1_STATUS, 0x00000003},
|
|
{"PAD_RETENTION_MAUDIO_OPTION", PAD_RETENTION_MAUDIO_OPTION, 0x00000000},
|
|
{"PAD_RETENTION_GPIO_OPTION", PAD_RETENTION_GPIO_OPTION, 0x00000000},
|
|
{"PAD_RETENTION_UART_OPTION", PAD_RETENTION_UART_OPTION, 0x00000000},
|
|
{"PAD_RETENTION_MMCA_OPTION", PAD_RETENTION_MMCA_OPTION, 0x00000000},
|
|
{"PAD_RETENTION_MMCB_OPTION", PAD_RETENTION_MMCB_OPTION, 0x00000000},
|
|
{"PAD_RETENTION_EBIA_OPTION", PAD_RETENTION_EBIA_OPTION, 0x00000000},
|
|
{"PAD_RETENTION_EBIB_OPTION", PAD_RETENTION_EBIB_OPTION, 0x00000000},
|
|
/*
|
|
* PS_HOLD_CONTROL: reset value and manually toggle high the DATA bit.
|
|
* DATA bit high, set usually by bootloader, keeps system on.
|
|
*/
|
|
{"PS_HOLD_CONTROL", PS_HOLD_CONTROL, 0x00005200 | BIT(8)},
|
|
{"XUSBXTI_CONFIGURATION", XUSBXTI_CONFIGURATION, 0x00000001},
|
|
{"XUSBXTI_STATUS", XUSBXTI_STATUS, 0x00000001},
|
|
{"XUSBXTI_DURATION", XUSBXTI_DURATION, 0xFFF00000},
|
|
{"XXTI_CONFIGURATION", XXTI_CONFIGURATION, 0x00000001},
|
|
{"XXTI_STATUS", XXTI_STATUS, 0x00000001},
|
|
{"XXTI_DURATION", XXTI_DURATION, 0xFFF00000},
|
|
{"EXT_REGULATOR_DURATION", EXT_REGULATOR_DURATION, 0xFFF03FFF},
|
|
{"CAM_CONFIGURATION", CAM_CONFIGURATION, 0x00000007},
|
|
{"CAM_STATUS", CAM_STATUS, 0x00060007},
|
|
{"CAM_OPTION", CAM_OPTION, 0x00000001},
|
|
{"TV_CONFIGURATION", TV_CONFIGURATION, 0x00000007},
|
|
{"TV_STATUS", TV_STATUS, 0x00060007},
|
|
{"TV_OPTION", TV_OPTION, 0x00000001},
|
|
{"MFC_CONFIGURATION", MFC_CONFIGURATION, 0x00000007},
|
|
{"MFC_STATUS", MFC_STATUS, 0x00060007},
|
|
{"MFC_OPTION", MFC_OPTION, 0x00000001},
|
|
{"G3D_CONFIGURATION", G3D_CONFIGURATION, 0x00000007},
|
|
{"G3D_STATUS", G3D_STATUS, 0x00060007},
|
|
{"G3D_OPTION", G3D_OPTION, 0x00000001},
|
|
{"LCD0_CONFIGURATION", LCD0_CONFIGURATION, 0x00000007},
|
|
{"LCD0_STATUS", LCD0_STATUS, 0x00060007},
|
|
{"LCD0_OPTION", LCD0_OPTION, 0x00000001},
|
|
{"LCD1_CONFIGURATION", LCD1_CONFIGURATION, 0x00000007},
|
|
{"LCD1_STATUS", LCD1_STATUS, 0x00060007},
|
|
{"LCD1_OPTION", LCD1_OPTION, 0x00000001},
|
|
{"GPS_CONFIGURATION", GPS_CONFIGURATION, 0x00000007},
|
|
{"GPS_STATUS", GPS_STATUS, 0x00060007},
|
|
{"GPS_OPTION", GPS_OPTION, 0x00000001},
|
|
{"GPS_ALIVE_CONFIGURATION", GPS_ALIVE_CONFIGURATION, 0x00000007},
|
|
{"GPS_ALIVE_STATUS", GPS_ALIVE_STATUS, 0x00060007},
|
|
{"GPS_ALIVE_OPTION", GPS_ALIVE_OPTION, 0x00000001},
|
|
};
|
|
|
|
#define PMU_NUM_OF_REGISTERS ARRAY_SIZE(exynos4210_pmu_regs)
|
|
|
|
#define TYPE_EXYNOS4210_PMU "exynos4210.pmu"
|
|
OBJECT_DECLARE_SIMPLE_TYPE(Exynos4210PmuState, EXYNOS4210_PMU)
|
|
|
|
struct Exynos4210PmuState {
|
|
SysBusDevice parent_obj;
|
|
|
|
MemoryRegion iomem;
|
|
uint32_t reg[PMU_NUM_OF_REGISTERS];
|
|
};
|
|
|
|
static void exynos4210_pmu_poweroff(void)
|
|
{
|
|
PRINT_DEBUG("QEMU PMU: PS_HOLD bit down, powering off\n");
|
|
qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_SHUTDOWN);
|
|
}
|
|
|
|
static uint64_t exynos4210_pmu_read(void *opaque, hwaddr offset,
|
|
unsigned size)
|
|
{
|
|
Exynos4210PmuState *s = (Exynos4210PmuState *)opaque;
|
|
const Exynos4210PmuReg *reg_p = exynos4210_pmu_regs;
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < PMU_NUM_OF_REGISTERS; i++) {
|
|
if (reg_p->offset == offset) {
|
|
PRINT_DEBUG_EXTEND("%s [0x%04x] -> 0x%04x\n", reg_p->name,
|
|
(uint32_t)offset, s->reg[i]);
|
|
return s->reg[i];
|
|
}
|
|
reg_p++;
|
|
}
|
|
PRINT_DEBUG("QEMU PMU ERROR: bad read offset 0x%04x\n", (uint32_t)offset);
|
|
return 0;
|
|
}
|
|
|
|
static void exynos4210_pmu_write(void *opaque, hwaddr offset,
|
|
uint64_t val, unsigned size)
|
|
{
|
|
Exynos4210PmuState *s = (Exynos4210PmuState *)opaque;
|
|
const Exynos4210PmuReg *reg_p = exynos4210_pmu_regs;
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < PMU_NUM_OF_REGISTERS; i++) {
|
|
if (reg_p->offset == offset) {
|
|
PRINT_DEBUG_EXTEND("%s <0x%04x> <- 0x%04x\n", reg_p->name,
|
|
(uint32_t)offset, (uint32_t)val);
|
|
s->reg[i] = val;
|
|
if ((offset == PS_HOLD_CONTROL) && ((val & BIT(8)) == 0)) {
|
|
/*
|
|
* We are interested only in setting data bit
|
|
* of PS_HOLD_CONTROL register to indicate power off request.
|
|
*/
|
|
exynos4210_pmu_poweroff();
|
|
}
|
|
return;
|
|
}
|
|
reg_p++;
|
|
}
|
|
PRINT_DEBUG("QEMU PMU ERROR: bad write offset 0x%04x\n", (uint32_t)offset);
|
|
}
|
|
|
|
static const MemoryRegionOps exynos4210_pmu_ops = {
|
|
.read = exynos4210_pmu_read,
|
|
.write = exynos4210_pmu_write,
|
|
.endianness = DEVICE_NATIVE_ENDIAN,
|
|
.valid = {
|
|
.min_access_size = 4,
|
|
.max_access_size = 4,
|
|
.unaligned = false
|
|
}
|
|
};
|
|
|
|
static void exynos4210_pmu_reset(DeviceState *dev)
|
|
{
|
|
Exynos4210PmuState *s = EXYNOS4210_PMU(dev);
|
|
unsigned i;
|
|
|
|
/* Set default values for registers */
|
|
for (i = 0; i < PMU_NUM_OF_REGISTERS; i++) {
|
|
s->reg[i] = exynos4210_pmu_regs[i].reset_value;
|
|
}
|
|
}
|
|
|
|
static void exynos4210_pmu_init(Object *obj)
|
|
{
|
|
Exynos4210PmuState *s = EXYNOS4210_PMU(obj);
|
|
SysBusDevice *dev = SYS_BUS_DEVICE(obj);
|
|
|
|
/* memory mapping */
|
|
memory_region_init_io(&s->iomem, obj, &exynos4210_pmu_ops, s,
|
|
"exynos4210.pmu", EXYNOS4210_PMU_REGS_MEM_SIZE);
|
|
sysbus_init_mmio(dev, &s->iomem);
|
|
}
|
|
|
|
static const VMStateDescription exynos4210_pmu_vmstate = {
|
|
.name = "exynos4210.pmu",
|
|
.version_id = 1,
|
|
.minimum_version_id = 1,
|
|
.fields = (const VMStateField[]) {
|
|
VMSTATE_UINT32_ARRAY(reg, Exynos4210PmuState, PMU_NUM_OF_REGISTERS),
|
|
VMSTATE_END_OF_LIST()
|
|
}
|
|
};
|
|
|
|
static void exynos4210_pmu_class_init(ObjectClass *klass, void *data)
|
|
{
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
|
|
|
device_class_set_legacy_reset(dc, exynos4210_pmu_reset);
|
|
dc->vmsd = &exynos4210_pmu_vmstate;
|
|
}
|
|
|
|
static const TypeInfo exynos4210_pmu_info = {
|
|
.name = TYPE_EXYNOS4210_PMU,
|
|
.parent = TYPE_SYS_BUS_DEVICE,
|
|
.instance_size = sizeof(Exynos4210PmuState),
|
|
.instance_init = exynos4210_pmu_init,
|
|
.class_init = exynos4210_pmu_class_init,
|
|
};
|
|
|
|
static void exynos4210_pmu_register(void)
|
|
{
|
|
type_register_static(&exynos4210_pmu_info);
|
|
}
|
|
|
|
type_init(exynos4210_pmu_register)
|