@@ -222,4 +222,7 @@ config IOSB
config XLNX_VERSAL_TRNG
bool
+config DDR_CTRLR
+ bool
+
source macio/Kconfig
@@ -91,6 +91,7 @@ system_ss.add(when: 'CONFIG_RASPI', if_true: files(
))
system_ss.add(when: 'CONFIG_SLAVIO', if_true: files('slavio_misc.c'))
system_ss.add(when: 'CONFIG_ZYNQ', if_true: files('zynq_slcr.c'))
+system_ss.add(when: 'CONFIG_ZYNQ', if_true: files('zynq_ddr-ctrl.c'))
system_ss.add(when: 'CONFIG_XLNX_ZYNQMP_ARM', if_true: files('xlnx-zynqmp-crf.c'))
system_ss.add(when: 'CONFIG_XLNX_ZYNQMP_ARM', if_true: files('xlnx-zynqmp-apu-ctrl.c'))
system_ss.add(when: 'CONFIG_XLNX_VERSAL', if_true: files(
new file mode 100644
@@ -0,0 +1,331 @@
+#include "qemu/osdep.h"
+#include "hw/sysbus.h"
+#include "hw/register.h"
+#include "qemu/bitops.h"
+#include "qemu/log.h"
+#include "qapi/error.h"
+#include "hw/registerfields.h"
+#include "system/block-backend.h"
+#include "exec/address-spaces.h"
+#include "exec/memory.h"
+#include "system/dma.h"
+
+#ifndef DDRCTRL_ERR_DEBUG
+#define DDRCTRL_ERR_DEBUG 0
+#endif
+
+#define DB_PRINT_L(level, ...) do { \
+ if (DDRCTRL_ERR_DEBUG > (level)) { \
+ fprintf(stderr, ": %s: ", __func__); \
+ fprintf(stderr, ## __VA_ARGS__); \
+ } \
+} while (0)
+
+#define DB_PRINT(...) DB_PRINT_L(0, ## __VA_ARGS__)
+
+REG32(DDRC_CTRL, 0x00)
+REG32(TWO_RANK_CFG, 0x04)
+REG32(HPR_REG, 0x08)
+REG32(LPR_REG, 0x0C)
+REG32(WR_REG, 0x10)
+REG32(DRAM_PARAM_REG0, 0x14)
+REG32(DRAM_PARAM_REG1, 0x18)
+REG32(DRAM_PARAM_REG2, 0x1C)
+REG32(DRAM_PARAM_REG3, 0x20)
+REG32(DRAM_PARAM_REG4, 0x24)
+REG32(DRAM_INIT_PARAM, 0x28)
+REG32(DRAM_EMR_REG, 0x2C)
+REG32(DRAM_EMR_MR_REG, 0x30)
+REG32(DRAM_BURST8_RDWR, 0x34)
+REG32(DRAM_DISABLE_DQ, 0x38)
+REG32(DRAM_ADDR_MAP_BANK, 0x3C)
+REG32(DRAM_ADDR_MAP_COL, 0x40)
+REG32(DRAM_ADDR_MAP_ROW, 0x44)
+REG32(DRAM_ODT_REG, 0x48)
+REG32(PHY_DBG_REG, 0x4C)
+REG32(PHY_CMD_TIMEOUT_RDDA, 0x50)
+REG32(TA_CPT, 0x50)
+REG32(MODE_STS_REG, 0x54)
+ FIELD(MODE_STS_REG, DDR_REG_DBG_STALL, 3, 3)
+ FIELD(MODE_STS_REG, DDR_REG_OPERATING_MODE, 0, 2)
+REG32(DLL_CALIB, 0x58)
+REG32(ODT_DELAY_HOLD, 0x5C)
+REG32(CTRL_REG1, 0x60)
+REG32(CTRL_REG2, 0x64)
+REG32(CTRL_REG3, 0x68)
+REG32(CTRL_REG4, 0x6C)
+REG32(CTRL_REG5, 0x78)
+REG32(CTRL_REG6, 0x7C)
+REG32(CHE_REFRESH_TIMER0, 0xA0)
+REG32(CHE_T_ZQ, 0xA4)
+REG32(CHE_T_ZQ_SHORT_INTERVAL_REG, 0xA8)
+REG32(DEEP_PWRDWN_REG, 0xAC)
+REG32(REG_2C, 0xB0)
+REG32(REG_2D, 0xB4)
+REG32(DFI_TIMING, 0xB8)
+REG32(CHE_ECC_CONTROL_REG_OFFSET, 0xC4)
+REG32(CHE_CORR_ECC_LOG_REG_OFFSET, 0xC8)
+REG32(CHE_CORR_ECC_ADDR_REG_OFFSET, 0xCC)
+REG32(CHE_CORR_ECC_DATA_31_0_REG_OFFSET, 0xD0)
+REG32(CHE_CORR_ECC_DATA_63_32_REG_OFFSET, 0xD4)
+REG32(CHE_CORR_ECC_DATA_71_64_REG_OFFSET, 0xD8)
+REG32(CHE_UNCORR_ECC_LOG_REG_OFFSET, 0xDC)
+REG32(CHE_UNCORR_ECC_ADDR_REG_OFFSET, 0xE0)
+REG32(CHE_UNCORR_ECC_DATA_31_0_REG_OFFSET, 0xE4)
+REG32(CHE_UNCORR_ECC_DATA_63_32_REG_OFFSET, 0xE8)
+REG32(CHE_UNCORR_ECC_DATA_71_64_REG_OFFSET, 0xEC)
+REG32(CHE_ECC_STATS_REG_OFFSET, 0xF0)
+REG32(ECC_SCRUB, 0xF4)
+REG32(CHE_ECC_CORR_BIT_MASK_31_0_REG_OFFSET, 0xF8)
+REG32(CHE_ECC_CORR_BIT_MASK_63_32_REG_OFFSET, 0xFC)
+REG32(PHY_RCVER_ENABLE, 0x114)
+REG32(PHY_CONFIG0, 0x118)
+REG32(PHY_CONFIG1, 0x11C)
+REG32(PHY_CONFIG2, 0x120)
+REG32(PHY_CONFIG3, 0x124)
+REG32(PHY_INIT_RATIO0, 0x12C)
+REG32(PHY_INIT_RATIO1, 0x130)
+REG32(PHY_INIT_RATIO2, 0x134)
+REG32(PHY_INIT_RATIO3, 0x138)
+REG32(PHY_RD_DQS_CFG0, 0x140)
+REG32(PHY_RD_DQS_CFG1, 0x144)
+REG32(PHY_RD_DQS_CFG2, 0x148)
+REG32(PHY_RD_DQS_CFG3, 0x14C)
+REG32(PHY_WR_DQS_CFG0, 0x154)
+REG32(PHY_WR_DQS_CFG1, 0x158)
+REG32(PHY_WR_DQS_CFG2, 0x15C)
+REG32(PHY_WR_DQS_CFG3, 0x160)
+REG32(PHY_WE_CFG0, 0x168)
+REG32(PHY_WE_CFG1, 0x16C)
+REG32(PHY_WE_CFG2, 0x170)
+REG32(PHY_WE_CFG3, 0x174)
+REG32(WR_DATA_SLV0, 0x17C)
+REG32(WR_DATA_SLV1, 0x180)
+REG32(WR_DATA_SLV2, 0x184)
+REG32(WR_DATA_SLV3, 0x188)
+REG32(REG_64, 0x190)
+REG32(REG_65, 0x194)
+REG32(REG69_6A0, 0x1A4)
+REG32(REG69_6A1, 0x1A8)
+REG32(REG6C_6D2, 0x1B0)
+REG32(REG6C_6D3, 0x1B4)
+REG32(REG6E_710, 0x1B8)
+REG32(REG6E_711, 0x1BC)
+REG32(REG6E_712, 0x1C0)
+REG32(REG6E_713, 0x1C4)
+REG32(PHY_DLL_STS0, 0x1CC)
+REG32(PHY_DLL_STS1, 0x1D0)
+REG32(PHY_DLL_STS2, 0x1D4)
+REG32(PHY_DLL_STS3, 0x1D8)
+REG32(DLL_LOCK_STS, 0x1E0)
+REG32(PHY_CTRL_STS, 0x1E4)
+REG32(PHY_CTRL_STS_REG2, 0x1E8)
+REG32(AXI_ID, 0x200)
+REG32(PAGE_MASK, 0x204)
+REG32(AXI_PRIORITY_WR_PORT0, 0x208)
+REG32(AXI_PRIORITY_WR_PORT1, 0x20C)
+REG32(AXI_PRIORITY_WR_PORT2, 0x210)
+REG32(AXI_PRIORITY_WR_PORT3, 0x214)
+REG32(AXI_PRIORITY_RD_PORT0, 0x218)
+REG32(AXI_PRIORITY_RD_PORT1, 0x21C)
+REG32(AXI_PRIORITY_RD_PORT2, 0x220)
+REG32(AXI_PRIORITY_RD_PORT3, 0x224)
+REG32(EXCL_ACCESS_CFG0, 0x294)
+REG32(EXCL_ACCESS_CFG1, 0x298)
+REG32(EXCL_ACCESS_CFG2, 0x29C)
+REG32(EXCL_ACCESS_CFG3, 0x2A0)
+REG32(MODE_REG_READ, 0x2A4)
+REG32(LPDDR_CTRL0, 0x2A8)
+REG32(LPDDR_CTRL1, 0x2AC)
+REG32(LPDDR_CTRL2, 0x2B0)
+REG32(LPDDR_CTRL3, 0x2B4)
+
+
+#define ZYNQ_DDRCTRL_MMIO_SIZE 0x400
+#define ZYNQ_DDRCTRL_NUM_REG (ZYNQ_DDRCTRL_MMIO_SIZE / 4)
+
+#define TYPE_DDRCTRL "zynq.ddr-ctlr"
+#define DDRCTRL(obj) \
+ OBJECT_CHECK(DDRCTRLState, (obj), TYPE_DDRCTRL)
+
+typedef struct DDRCTRLState {
+ SysBusDevice parent_obj;
+
+ MemoryRegion iomem;
+
+ uint32_t reg[ZYNQ_DDRCTRL_NUM_REG];
+} DDRCTRLState;
+
+
+static bool zynq_ddrctrl_check_addr(hwaddr addr, bool rnw)
+{
+ switch (addr) {
+ case R_PHY_DBG_REG:
+ case R_MODE_STS_REG:
+ case R_CHE_CORR_ECC_LOG_REG_OFFSET ...
+ R_CHE_CORR_ECC_DATA_71_64_REG_OFFSET:
+ case R_CHE_UNCORR_ECC_ADDR_REG_OFFSET ...
+ R_CHE_UNCORR_ECC_DATA_71_64_REG_OFFSET:
+ case R_CHE_ECC_CORR_BIT_MASK_31_0_REG_OFFSET:
+ case R_CHE_ECC_CORR_BIT_MASK_63_32_REG_OFFSET:
+ case R_REG69_6A0 ... R_AXI_ID:
+ case R_MODE_REG_READ:
+ return rnw;
+ default:
+ return true;
+ }
+}
+
+static void zynq_ddrctrl_reset_init(Object *obj, ResetType type)
+{
+ DDRCTRLState *s = DDRCTRL(obj);
+
+ DB_PRINT("RESET");
+
+ s->reg[R_DDRC_CTRL] = 0x00000200;
+ s->reg[R_TWO_RANK_CFG] = 0x000C1076;
+ s->reg[R_HPR_REG] = 0x03C0780F;
+ s->reg[R_LPR_REG] = 0x03C0780F;
+ s->reg[R_WR_REG] = 0x0007F80F;
+ s->reg[R_DRAM_PARAM_REG0] = 0x00041016;
+ s->reg[R_DRAM_PARAM_REG1] = 0x351B48D9;
+ s->reg[R_DRAM_PARAM_REG2] = 0x83015904;
+ s->reg[R_DRAM_PARAM_REG3] = 0x250882D0;
+ s->reg[R_DRAM_PARAM_REG4] = 0x0000003C;
+ s->reg[R_DRAM_INIT_PARAM] = 0x00002007;
+ s->reg[R_DRAM_EMR_REG] = 0x00000008;
+ s->reg[R_DRAM_EMR_MR_REG] = 0x00000940;
+ s->reg[R_DRAM_BURST8_RDWR] = 0x00020034;
+ s->reg[R_DRAM_ADDR_MAP_BANK] = 0x00000F77;
+ s->reg[R_DRAM_ADDR_MAP_COL] = 0xFFF00000;
+ s->reg[R_DRAM_ADDR_MAP_ROW] = 0x0FF55555;
+ s->reg[R_DRAM_ODT_REG] = 0x00000249;
+ s->reg[R_PHY_CMD_TIMEOUT_RDDA] = 0x00010200;
+ s->reg[R_DLL_CALIB] = 0x00000101;
+ s->reg[R_ODT_DELAY_HOLD] = 0x00000023;
+ s->reg[R_CTRL_REG1] = 0x0000003E;
+ s->reg[R_CTRL_REG2] = 0x00020000;
+ s->reg[R_CTRL_REG3] = 0x00284027;
+ s->reg[R_CTRL_REG4] = 0x00001610;
+ s->reg[R_CTRL_REG5] = 0x00455111;
+ s->reg[R_CTRL_REG6] = 0x00032222;
+ s->reg[R_CHE_REFRESH_TIMER0] = 0x00008000;
+ s->reg[R_CHE_T_ZQ] = 0x10300802;
+ s->reg[R_CHE_T_ZQ_SHORT_INTERVAL_REG] = 0x0020003A;
+ s->reg[R_REG_2D] = 0x00000200;
+ s->reg[R_DFI_TIMING] = 0x00200067;
+ s->reg[R_ECC_SCRUB] = 0x00000008;
+ s->reg[R_PHY_CONFIG0] = 0x40000001;
+ s->reg[R_PHY_CONFIG1] = 0x40000001;
+ s->reg[R_PHY_CONFIG2] = 0x40000001;
+ s->reg[R_PHY_CONFIG3] = 0x40000001;
+ s->reg[R_PHY_RD_DQS_CFG0] = 0x00000040;
+ s->reg[R_PHY_RD_DQS_CFG1] = 0x00000040;
+ s->reg[R_PHY_RD_DQS_CFG2] = 0x00000040;
+ s->reg[R_PHY_RD_DQS_CFG3] = 0x00000040;
+ s->reg[R_PHY_WE_CFG0] = 0x00000040;
+ s->reg[R_PHY_WE_CFG1] = 0x00000040;
+ s->reg[R_PHY_WE_CFG2] = 0x00000040;
+ s->reg[R_PHY_WE_CFG3] = 0x00000040;
+ s->reg[R_WR_DATA_SLV0] = 0x00000080;
+ s->reg[R_WR_DATA_SLV1] = 0x00000080;
+ s->reg[R_WR_DATA_SLV2] = 0x00000080;
+ s->reg[R_WR_DATA_SLV3] = 0x00000080;
+ s->reg[R_REG_64] = 0x10020000;
+ s->reg[R_AXI_PRIORITY_WR_PORT0] = 0x000803FF;
+ s->reg[R_AXI_PRIORITY_WR_PORT1] = 0x000803FF;
+ s->reg[R_AXI_PRIORITY_WR_PORT2] = 0x000803FF;
+ s->reg[R_AXI_PRIORITY_WR_PORT3] = 0x000803FF;
+ s->reg[R_AXI_PRIORITY_RD_PORT0] = 0x000003FF;
+ s->reg[R_AXI_PRIORITY_RD_PORT1] = 0x000003FF;
+ s->reg[R_AXI_PRIORITY_RD_PORT2] = 0x000003FF;
+ s->reg[R_AXI_PRIORITY_RD_PORT3] = 0x000003FF;
+ s->reg[R_LPDDR_CTRL2] = 0x003C0015;
+ s->reg[R_LPDDR_CTRL3] = 0x00000601;
+}
+
+static uint64_t zynq_ddrctrl_read(void *opaque, hwaddr addr, unsigned size)
+{
+ DDRCTRLState *s = opaque;
+ addr /= 4;
+ uint32_t ret = s->reg[addr];
+
+ if (!zynq_ddrctrl_check_addr(addr, true)) {
+ qemu_log_mask(LOG_GUEST_ERROR, "zynq_slcr: Invalid read access to "
+ " addr %" HWADDR_PRIx "\n", addr * 4);
+ return 0;
+ }
+
+ DB_PRINT("addr: %08" HWADDR_PRIx " data: %08" PRIx32 "\n", addr * 4, ret);
+ return ret;
+}
+
+static void zynq_ddrctrl_write(void *opaque, hwaddr addr, uint64_t val,
+ unsigned size)
+{
+ DDRCTRLState *s = opaque;
+ addr /= 4;
+
+ if (!zynq_ddrctrl_check_addr(addr, false)) {
+ qemu_log_mask(LOG_GUEST_ERROR, "zynq_slcr: Invalid read access to "
+ " addr %" HWADDR_PRIx "\n", addr * 4);
+ return;
+ }
+
+ DB_PRINT("addr: %08" HWADDR_PRIx " data: %08" PRIx64 "\n", addr * 4, val);
+
+ switch (addr) {
+ case R_DDRC_CTRL:
+ if (val & 0x1) {
+ s->reg[R_MODE_STS_REG] |=
+ (R_MODE_STS_REG_DDR_REG_OPERATING_MODE_MASK & 0x1);
+ } else {
+ s->reg[R_MODE_STS_REG] &=
+ ~R_MODE_STS_REG_DDR_REG_OPERATING_MODE_MASK;
+ }
+ break;
+ }
+
+ s->reg[addr] = val;
+}
+
+static const MemoryRegionOps ddrctrl_ops = {
+ .read = zynq_ddrctrl_read,
+ .write = zynq_ddrctrl_write,
+ .endianness = DEVICE_LITTLE_ENDIAN,
+};
+
+static void zynq_ddrctrl_init(Object *obj)
+{
+ DB_PRINT("Init\n");
+
+ DDRCTRLState *s = DDRCTRL(obj);
+
+ memory_region_init_io(&s->iomem, obj, &ddrctrl_ops, s, "ddrctrl",
+ ZYNQ_DDRCTRL_MMIO_SIZE);
+ sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->iomem);
+}
+
+static void zynq_ddrctrl_class_init(ObjectClass *klass, void *data)
+{
+ DB_PRINT("Class init\n");
+
+ ResettableClass *rc = RESETTABLE_CLASS(klass);
+
+ rc->phases.enter = zynq_ddrctrl_reset_init;
+}
+
+static const TypeInfo ddrctrl_info = {
+ .name = TYPE_DDRCTRL,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(DDRCTRLState),
+ .class_init = zynq_ddrctrl_class_init,
+ .instance_init = zynq_ddrctrl_init,
+};
+
+static void ddrctrl_register_types(void)
+{
+ type_register_static(&ddrctrl_info);
+}
+
+type_init(ddrctrl_register_types)