diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/cpu_init.c | 20 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/fdt.c | 125 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc8xxx/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc8xxx/fsl_pamu.c | 433 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc8xxx/pamu_table.c | 55 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/fsl_pamu.h | 169 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/immap_85xx.h | 19 |
7 files changed, 692 insertions, 130 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init.c b/arch/powerpc/cpu/mpc85xx/cpu_init.c index 80bbc1805f..f168375b45 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu_init.c +++ b/arch/powerpc/cpu/mpc85xx/cpu_init.c @@ -37,6 +37,10 @@ #ifdef CONFIG_FSL_CAAM #include <fsl_sec.h> #endif +#if defined(CONFIG_SECURE_BOOT) && defined(CONFIG_FSL_CORENET) +#include <asm/fsl_pamu.h> +#include <fsl_secboot_err.h> +#endif #ifdef CONFIG_SYS_QE_FMAN_FW_IN_NAND #include <nand.h> #include <errno.h> @@ -44,7 +48,7 @@ #include "../../../../drivers/block/fsl_sata.h" #ifdef CONFIG_U_QE -#include "../../../../drivers/qe/qe.h" +#include <fsl_qe.h> #endif DECLARE_GLOBAL_DATA_PTR; @@ -432,8 +436,7 @@ void fsl_erratum_a007212_workaround(void) ulong cpu_init_f(void) { extern void m8560_cpm_reset (void); -#if defined(CONFIG_SYS_DCSRBAR_PHYS) || \ - (defined(CONFIG_SECURE_BOOT) && defined(CONFIG_FSL_CORENET)) +#ifdef CONFIG_SYS_DCSRBAR_PHYS ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); #endif #if defined(CONFIG_SECURE_BOOT) @@ -465,12 +468,6 @@ ulong cpu_init_f(void) #if defined(CONFIG_SYS_CPC_REINIT_F) disable_cpc_sram(); #endif - -#if defined(CONFIG_FSL_CORENET) - /* Put PAMU in bypass mode */ - out_be32(&gur->pamubypenr, FSL_CORENET_PAMU_BYPASS); -#endif - #endif #ifdef CONFIG_CPM2 @@ -954,6 +951,11 @@ int cpu_init_r(void) fman_enet_init(); #endif +#if defined(CONFIG_SECURE_BOOT) && defined(CONFIG_FSL_CORENET) + if (pamu_init() < 0) + fsl_secboot_handle_error(ERROR_ESBC_PAMU_INIT); +#endif + #ifdef CONFIG_FSL_CAAM sec_init(); #endif diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c index 7270be1b28..ced216c680 100644 --- a/arch/powerpc/cpu/mpc85xx/fdt.c +++ b/arch/powerpc/cpu/mpc85xx/fdt.c @@ -19,7 +19,9 @@ #ifdef CONFIG_FSL_ESDHC #include <fsl_esdhc.h> #endif -#include "../../../../drivers/qe/qe.h" /* For struct qe_firmware */ +#ifdef CONFIG_SYS_DPAA_FMAN +#include <fsl_fman.h> +#endif DECLARE_GLOBAL_DATA_PTR; @@ -488,125 +490,6 @@ static void ft_fixup_qe_snum(void *blob) } #endif -/** - * fdt_fixup_fman_firmware -- insert the Fman firmware into the device tree - * - * The binding for an Fman firmware node is documented in - * Documentation/powerpc/dts-bindings/fsl/dpaa/fman.txt. This node contains - * the actual Fman firmware binary data. The operating system is expected to - * be able to parse the binary data to determine any attributes it needs. - */ -#ifdef CONFIG_SYS_DPAA_FMAN -void fdt_fixup_fman_firmware(void *blob) -{ - int rc, fmnode, fwnode = -1; - uint32_t phandle; - struct qe_firmware *fmanfw; - const struct qe_header *hdr; - unsigned int length; - uint32_t crc; - const char *p; - - /* The first Fman we find will contain the actual firmware. */ - fmnode = fdt_node_offset_by_compatible(blob, -1, "fsl,fman"); - if (fmnode < 0) - /* Exit silently if there are no Fman devices */ - return; - - /* If we already have a firmware node, then also exit silently. */ - if (fdt_node_offset_by_compatible(blob, -1, "fsl,fman-firmware") > 0) - return; - - /* If the environment variable is not set, then exit silently */ - p = getenv("fman_ucode"); - if (!p) - return; - - fmanfw = (struct qe_firmware *) simple_strtoul(p, NULL, 16); - if (!fmanfw) - return; - - hdr = &fmanfw->header; - length = be32_to_cpu(hdr->length); - - /* Verify the firmware. */ - if ((hdr->magic[0] != 'Q') || (hdr->magic[1] != 'E') || - (hdr->magic[2] != 'F')) { - printf("Data at %p is not an Fman firmware\n", fmanfw); - return; - } - - if (length > CONFIG_SYS_QE_FMAN_FW_LENGTH) { - printf("Fman firmware at %p is too large (size=%u)\n", - fmanfw, length); - return; - } - - length -= sizeof(u32); /* Subtract the size of the CRC */ - crc = be32_to_cpu(*(u32 *)((void *)fmanfw + length)); - if (crc != crc32_no_comp(0, (void *)fmanfw, length)) { - printf("Fman firmware at %p has invalid CRC\n", fmanfw); - return; - } - - /* Increase the size of the fdt to make room for the node. */ - rc = fdt_increase_size(blob, fmanfw->header.length); - if (rc < 0) { - printf("Unable to make room for Fman firmware: %s\n", - fdt_strerror(rc)); - return; - } - - /* Create the firmware node. */ - fwnode = fdt_add_subnode(blob, fmnode, "fman-firmware"); - if (fwnode < 0) { - char s[64]; - fdt_get_path(blob, fmnode, s, sizeof(s)); - printf("Could not add firmware node to %s: %s\n", s, - fdt_strerror(fwnode)); - return; - } - rc = fdt_setprop_string(blob, fwnode, "compatible", "fsl,fman-firmware"); - if (rc < 0) { - char s[64]; - fdt_get_path(blob, fwnode, s, sizeof(s)); - printf("Could not add compatible property to node %s: %s\n", s, - fdt_strerror(rc)); - return; - } - phandle = fdt_create_phandle(blob, fwnode); - if (!phandle) { - char s[64]; - fdt_get_path(blob, fwnode, s, sizeof(s)); - printf("Could not add phandle property to node %s: %s\n", s, - fdt_strerror(rc)); - return; - } - rc = fdt_setprop(blob, fwnode, "fsl,firmware", fmanfw, fmanfw->header.length); - if (rc < 0) { - char s[64]; - fdt_get_path(blob, fwnode, s, sizeof(s)); - printf("Could not add firmware property to node %s: %s\n", s, - fdt_strerror(rc)); - return; - } - - /* Find all other Fman nodes and point them to the firmware node. */ - while ((fmnode = fdt_node_offset_by_compatible(blob, fmnode, "fsl,fman")) > 0) { - rc = fdt_setprop_cell(blob, fmnode, "fsl,firmware-phandle", phandle); - if (rc < 0) { - char s[64]; - fdt_get_path(blob, fmnode, s, sizeof(s)); - printf("Could not add pointer property to node %s: %s\n", - s, fdt_strerror(rc)); - return; - } - } -} -#else -#define fdt_fixup_fman_firmware(x) -#endif - #if defined(CONFIG_PPC_P4080) static void fdt_fixup_usb(void *fdt) { @@ -752,7 +635,9 @@ void ft_cpu_setup(void *blob, bd_t *bd) ft_fixup_qe_snum(blob); #endif +#ifdef CONFIG_SYS_DPAA_FMAN fdt_fixup_fman_firmware(blob); +#endif #ifdef CONFIG_SYS_NS16550 do_fixup_by_compat_u32(blob, "ns16550", diff --git a/arch/powerpc/cpu/mpc8xxx/Makefile b/arch/powerpc/cpu/mpc8xxx/Makefile index ac45e0e3df..c5592cdbb3 100644 --- a/arch/powerpc/cpu/mpc8xxx/Makefile +++ b/arch/powerpc/cpu/mpc8xxx/Makefile @@ -24,5 +24,6 @@ obj-$(CONFIG_OF_LIBFDT) += fdt.o obj-$(CONFIG_FSL_LBC) += fsl_lbc.o obj-$(CONFIG_SYS_SRIO) += srio.o obj-$(CONFIG_FSL_LAW) += law.o +obj-$(CONFIG_FSL_CORENET) += fsl_pamu.o pamu_table.o endif diff --git a/arch/powerpc/cpu/mpc8xxx/fsl_pamu.c b/arch/powerpc/cpu/mpc8xxx/fsl_pamu.c new file mode 100644 index 0000000000..9421f1ebf6 --- /dev/null +++ b/arch/powerpc/cpu/mpc8xxx/fsl_pamu.c @@ -0,0 +1,433 @@ +/* + * FSL PAMU driver + * + * Copyright 2012-2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <linux/log2.h> +#include <malloc.h> +#include <asm/fsl_pamu.h> + +struct paace *ppaact; +struct paace *sec; +unsigned long fspi; + +static inline int __ilog2_roundup_64(uint64_t val) +{ + if ((val & (val - 1)) == 0) + return __ilog2_u64(val); + else + return __ilog2_u64(val) + 1; +} + + +static inline int count_lsb_zeroes(unsigned long val) +{ + return ffs(val) - 1; +} + +static unsigned int map_addrspace_size_to_wse(uint64_t addrspace_size) +{ + /* window size is 2^(WSE+1) bytes */ + return count_lsb_zeroes(addrspace_size >> PAMU_PAGE_SHIFT) + + PAMU_PAGE_SHIFT - 1; +} + +static unsigned int map_subwindow_cnt_to_wce(uint32_t subwindow_cnt) +{ + /* window count is 2^(WCE+1) bytes */ + return count_lsb_zeroes(subwindow_cnt) - 1; +} + +static void pamu_setup_default_xfer_to_host_ppaace(struct paace *ppaace) +{ + set_bf(ppaace->addr_bitfields, PAACE_AF_PT, PAACE_PT_PRIMARY); + set_bf(ppaace->domain_attr.to_host.coherency_required, PAACE_DA_HOST_CR, + PAACE_M_COHERENCE_REQ); +} + +static void pamu_setup_default_xfer_to_host_spaace(struct paace *spaace) +{ + set_bf(spaace->addr_bitfields, PAACE_AF_PT, PAACE_PT_SECONDARY); + set_bf(spaace->domain_attr.to_host.coherency_required, PAACE_DA_HOST_CR, + PAACE_M_COHERENCE_REQ); +} + +/** Sets up PPAACE entry for specified liodn + * + * @param[in] liodn Logical IO device number + * @param[in] win_addr starting address of DSA window + * @param[in] win-size size of DSA window + * @param[in] omi Operation mapping index -- if ~omi == 0 then omi + not defined + * @param[in] stashid cache stash id for associated cpu -- if ~stashid == 0 + then stashid not defined + * @param[in] snoopid snoop id for hardware coherency -- if ~snoopid == 0 + then snoopid not defined + * @param[in] subwin_cnt number of sub-windows + * + * @return Returns 0 upon success else error code < 0 returned + */ +static int pamu_config_ppaace(uint32_t liodn, uint64_t win_addr, + uint64_t win_size, uint32_t omi, + uint32_t snoopid, uint32_t stashid, + uint32_t subwin_cnt) +{ + struct paace *ppaace; + + if ((win_size & (win_size - 1)) || win_size < PAMU_PAGE_SIZE) + return -1; + + if (win_addr & (win_size - 1)) + return -2; + + if (liodn > NUM_PPAACT_ENTRIES) { + printf("Entries in PPACT not sufficient\n"); + return -3; + } + + ppaace = &ppaact[liodn]; + + /* window size is 2^(WSE+1) bytes */ + set_bf(ppaace->addr_bitfields, PPAACE_AF_WSE, + map_addrspace_size_to_wse(win_size)); + + pamu_setup_default_xfer_to_host_ppaace(ppaace); + + if (sizeof(phys_addr_t) > 4) + ppaace->wbah = (u64)win_addr >> (PAMU_PAGE_SHIFT + 20); + else + ppaace->wbah = 0; + + set_bf(ppaace->addr_bitfields, PPAACE_AF_WBAL, + (win_addr >> PAMU_PAGE_SHIFT)); + + /* set up operation mapping if it's configured */ + if (omi < OME_NUMBER_ENTRIES) { + set_bf(ppaace->impl_attr, PAACE_IA_OTM, PAACE_OTM_INDEXED); + ppaace->op_encode.index_ot.omi = omi; + } else if (~omi != 0) { + return -3; + } + + /* configure stash id */ + if (~stashid != 0) + set_bf(ppaace->impl_attr, PAACE_IA_CID, stashid); + + /* configure snoop id */ + if (~snoopid != 0) + ppaace->domain_attr.to_host.snpid = snoopid; + + if (subwin_cnt) { + /* window count is 2^(WCE+1) bytes */ + set_bf(ppaace->impl_attr, PAACE_IA_WCE, + map_subwindow_cnt_to_wce(subwin_cnt)); + set_bf(ppaace->addr_bitfields, PPAACE_AF_MW, 0x1); + ppaace->fspi = fspi; + fspi = fspi + DEFAULT_NUM_SUBWINDOWS - 1; + } else { + set_bf(ppaace->addr_bitfields, PAACE_AF_AP, PAACE_AP_PERMS_ALL); + } + + asm volatile("sync" : : : "memory"); + /* Mark the ppace entry valid */ + ppaace->addr_bitfields |= PAACE_V_VALID; + asm volatile("sync" : : : "memory"); + + return 0; +} + +static int pamu_config_spaace(uint32_t liodn, + uint64_t subwin_size, uint64_t subwin_addr, uint64_t size, + uint32_t omi, uint32_t snoopid, uint32_t stashid) +{ + struct paace *paace; + /* Align start addr of subwin to subwindoe size */ + uint64_t sec_addr = subwin_addr & ~(subwin_size - 1); + uint64_t end_addr = subwin_addr + size; + int size_shift = __ilog2_u64(subwin_size); + uint64_t win_size = 0; + uint32_t index, swse; + unsigned long fspi_idx; + + /* Recalculate the size */ + size = end_addr - sec_addr; + + if (!subwin_size) + return -1; + + if (liodn > NUM_PPAACT_ENTRIES) { + printf("LIODN No programmed %d > no. of PPAACT entries %d\n", + liodn, NUM_PPAACT_ENTRIES); + return -1; + } + + while (sec_addr < end_addr) { + debug("sec_addr < end_addr is %llx < %llx\n", sec_addr, + end_addr); + paace = &ppaact[liodn]; + if (!paace) + return -1; + fspi_idx = paace->fspi; + + /* Calculating the win_size here as if we map in index 0, + paace entry woudl need to be programmed for SWSE */ + win_size = end_addr - sec_addr; + win_size = 1 << __ilog2_roundup_64(win_size); + + if (win_size > subwin_size) + win_size = subwin_size; + else if (win_size < PAMU_PAGE_SIZE) + win_size = PAMU_PAGE_SIZE; + + debug("win_size is %llx\n", win_size); + + swse = map_addrspace_size_to_wse(win_size); + index = sec_addr >> size_shift; + + if (index == 0) { + set_bf(paace->win_bitfields, PAACE_WIN_SWSE, swse); + set_bf(paace->addr_bitfields, PAACE_AF_AP, + PAACE_AP_PERMS_ALL); + sec_addr += subwin_size; + continue; + } + + paace = sec + fspi_idx + index - 1; + + debug("SPAACT:Writing at location %p, index %d\n", paace, + index); + + pamu_setup_default_xfer_to_host_spaace(paace); + set_bf(paace->addr_bitfields, SPAACE_AF_LIODN, liodn); + set_bf(paace->addr_bitfields, PAACE_AF_AP, PAACE_AP_PERMS_ALL); + + /* configure snoop id */ + if (~snoopid != 0) + paace->domain_attr.to_host.snpid = snoopid; + + if (paace->addr_bitfields & PAACE_V_VALID) { + debug("Reached overlap condition\n"); + debug("%d < %d\n", get_bf(paace->win_bitfields, + PAACE_WIN_SWSE), swse); + if (get_bf(paace->win_bitfields, PAACE_WIN_SWSE) < swse) + set_bf(paace->win_bitfields, PAACE_WIN_SWSE, + swse); + } else { + set_bf(paace->win_bitfields, PAACE_WIN_SWSE, swse); + } + + paace->addr_bitfields |= PAACE_V_VALID; + sec_addr += subwin_size; + } + + return 0; +} + +int pamu_init(void) +{ + u32 base_addr = CONFIG_SYS_PAMU_ADDR; + struct ccsr_pamu *regs; + u32 i = 0; + u64 ppaact_phys, ppaact_lim, ppaact_size; + u64 spaact_phys, spaact_lim, spaact_size; + + ppaact_size = sizeof(struct paace) * NUM_PPAACT_ENTRIES; + spaact_size = sizeof(struct paace) * NUM_SPAACT_ENTRIES; + + /* Allocate space for Primary PAACT Table */ + ppaact = memalign(PAMU_TABLE_ALIGNMENT, ppaact_size); + if (!ppaact) + return -1; + memset(ppaact, 0, ppaact_size); + + /* Allocate space for Secondary PAACT Table */ + sec = memalign(PAMU_TABLE_ALIGNMENT, spaact_size); + if (!sec) + return -1; + memset(sec, 0, spaact_size); + + ppaact_phys = virt_to_phys((void *)ppaact); + ppaact_lim = ppaact_phys + ppaact_size; + + spaact_phys = (uint64_t)virt_to_phys((void *)sec); + spaact_lim = spaact_phys + spaact_size; + + /* Configure all PAMU's */ + for (i = 0; i < CONFIG_NUM_PAMU; i++) { + regs = (struct ccsr_pamu *)base_addr; + + out_be32(®s->ppbah, ppaact_phys >> 32); + out_be32(®s->ppbal, (uint32_t)ppaact_phys); + + out_be32(®s->pplah, (ppaact_lim) >> 32); + out_be32(®s->pplal, (uint32_t)ppaact_lim); + + if (sec != NULL) { + out_be32(®s->spbah, spaact_phys >> 32); + out_be32(®s->spbal, (uint32_t)spaact_phys); + out_be32(®s->splah, spaact_lim >> 32); + out_be32(®s->splal, (uint32_t)spaact_lim); + } + asm volatile("sync" : : : "memory"); + + base_addr += PAMU_OFFSET; + } + + return 0; +} + +void pamu_enable(void) +{ + u32 i = 0; + u32 base_addr = CONFIG_SYS_PAMU_ADDR; + for (i = 0; i < CONFIG_NUM_PAMU; i++) { + setbits_be32((void *)base_addr + PAMU_PCR_OFFSET, + PAMU_PCR_PE); + asm volatile("sync" : : : "memory"); + base_addr += PAMU_OFFSET; + } +} + +void pamu_reset(void) +{ + u32 i = 0; + u32 base_addr = CONFIG_SYS_PAMU_ADDR; + struct ccsr_pamu *regs; + + for (i = 0; i < CONFIG_NUM_PAMU; i++) { + regs = (struct ccsr_pamu *)base_addr; + /* Clear PPAACT Base register */ + out_be32(®s->ppbah, 0); + out_be32(®s->ppbal, 0); + out_be32(®s->pplah, 0); + out_be32(®s->pplal, 0); + out_be32(®s->spbah, 0); + out_be32(®s->spbal, 0); + out_be32(®s->splah, 0); + out_be32(®s->splal, 0); + + clrbits_be32((void *)regs + PAMU_PCR_OFFSET, PAMU_PCR_PE); + asm volatile("sync" : : : "memory"); + base_addr += PAMU_OFFSET; + } +} + +void pamu_disable(void) +{ + u32 i = 0; + u32 base_addr = CONFIG_SYS_PAMU_ADDR; + + + for (i = 0; i < CONFIG_NUM_PAMU; i++) { + clrbits_be32((void *)base_addr + PAMU_PCR_OFFSET, PAMU_PCR_PE); + asm volatile("sync" : : : "memory"); + base_addr += PAMU_OFFSET; + } +} + + +static uint64_t find_max(uint64_t arr[], int num) +{ + int i = 0; + int max = 0; + for (i = 1 ; i < num; i++) + if (arr[max] < arr[i]) + max = i; + + return arr[max]; +} + +static uint64_t find_min(uint64_t arr[], int num) +{ + int i = 0; + int min = 0; + for (i = 1 ; i < num; i++) + if (arr[min] > arr[i]) + min = i; + + return arr[min]; +} + +static uint32_t get_win_cnt(uint64_t size) +{ + uint32_t win_cnt = DEFAULT_NUM_SUBWINDOWS; + + while (win_cnt && (size/win_cnt) < PAMU_PAGE_SIZE) + win_cnt >>= 1; + + return win_cnt; +} + +int config_pamu(struct pamu_addr_tbl *tbl, int num_entries, uint32_t liodn) +{ + int i = 0; + int ret = 0; + uint32_t num_sec_windows = 0; + uint32_t num_windows = 0; + uint64_t min_addr, max_addr; + uint64_t size; + uint64_t subwin_size; + int sizebit; + + min_addr = find_min(tbl->start_addr, num_entries); + max_addr = find_max(tbl->end_addr, num_entries); + size = max_addr - min_addr + 1; + + if (!size) + return -1; + + sizebit = __ilog2_roundup_64(size); + size = 1 << sizebit; + debug("min start_addr is %llx\n", min_addr); + debug("max end_addr is %llx\n", max_addr); + debug("size found is %llx\n", size); + + if (size < PAMU_PAGE_SIZE) + size = PAMU_PAGE_SIZE; + + while (1) { + min_addr = min_addr & ~(size - 1); + if (min_addr + size > max_addr) + break; + size <<= 1; + if (!size) + return -1; + } + debug("PAACT :Base addr is %llx\n", min_addr); + debug("PAACT : Size is %llx\n", size); + num_windows = get_win_cnt(size); + /* For a single window, no spaact entries are required + * sec_sub_window count = 0 */ + if (num_windows > 1) + num_sec_windows = num_windows; + else + num_sec_windows = 0; + + ret = pamu_config_ppaace(liodn, min_addr, + size , -1, -1, -1, num_sec_windows); + + if (ret < 0) + return ret; + + debug("configured ppace\n"); + + if (num_sec_windows) { + subwin_size = size >> count_lsb_zeroes(num_sec_windows); + debug("subwin_size is %llx\n", subwin_size); + + for (i = 0; i < num_entries; i++) { + ret = pamu_config_spaace(liodn, + subwin_size, tbl->start_addr[i] - min_addr, + tbl->size[i], -1, -1, -1); + + if (ret < 0) + return ret; + } + } + + return ret; +} diff --git a/arch/powerpc/cpu/mpc8xxx/pamu_table.c b/arch/powerpc/cpu/mpc8xxx/pamu_table.c new file mode 100644 index 0000000000..26c5ea4fd7 --- /dev/null +++ b/arch/powerpc/cpu/mpc8xxx/pamu_table.c @@ -0,0 +1,55 @@ +/* + * Copyright 2012-2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/fsl_pamu.h> + +DECLARE_GLOBAL_DATA_PTR; + +void construct_pamu_addr_table(struct pamu_addr_tbl *tbl, int *num_entries) +{ + int i = 0; + int j; + + tbl->start_addr[i] = + (uint64_t)virt_to_phys((void *)CONFIG_SYS_SDRAM_BASE); + tbl->size[i] = (phys_size_t)(min(gd->ram_size, CONFIG_MAX_MEM_MAPPED)); + tbl->end_addr[i] = tbl->start_addr[i] + tbl->size[i] - 1; + + i++; +#ifdef CONFIG_SYS_FLASH_BASE_PHYS + tbl->start_addr[i] = + (uint64_t)virt_to_phys((void *)CONFIG_SYS_FLASH_BASE_PHYS); + tbl->size[i] = 256 * 1024 * 1024; /* 256MB flash */ + tbl->end_addr[i] = tbl->start_addr[i] + tbl->size[i] - 1; + + i++; +#endif + debug("PAMU address\t\t\tsize\n"); + for (j = 0; j < i ; j++) + debug("%llx \t\t\t%llx\n", tbl->start_addr[j], tbl->size[j]); + + *num_entries = i; +} + +int sec_config_pamu_table(uint32_t liodn_ns, uint32_t liodn_s) +{ + struct pamu_addr_tbl tbl; + int num_entries = 0; + int ret = 0; + + construct_pamu_addr_table(&tbl, &num_entries); + + ret = config_pamu(&tbl, num_entries, liodn_ns); + if (ret) + return ret; + + ret = config_pamu(&tbl, num_entries, liodn_s); + if (ret) + return ret; + + return ret; +} diff --git a/arch/powerpc/include/asm/fsl_pamu.h b/arch/powerpc/include/asm/fsl_pamu.h new file mode 100644 index 0000000000..93a7cae972 --- /dev/null +++ b/arch/powerpc/include/asm/fsl_pamu.h @@ -0,0 +1,169 @@ +/* + * Copyright 2012-2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __PAMU_H +#define __PAMU_H + +#define CONFIG_NUM_PAMU 16 +#define NUM_PPAACT_ENTRIES 512 +#define NUM_SPAACT_ENTRIES 256 + +/* PAMU_OFFSET to the next pamu space in ccsr */ +#define PAMU_OFFSET 0x1000 + +#define PAMU_TABLE_ALIGNMENT 0x00001000 + +#define PAMU_PAGE_SHIFT 12 +#define PAMU_PAGE_SIZE 4096U + +#define PAACE_M_COHERENCE_REQ 0x01 + +#define PAACE_DA_HOST_CR 0x80 +#define PAACE_DA_HOST_CR_SHIFT 7 + +#define PAACE_AF_PT 0x00000002 +#define PAACE_AF_PT_SHIFT 1 + +#define PAACE_PT_PRIMARY 0x0 +#define PAACE_PT_SECONDARY 0x1 + +#define PPAACE_AF_WBAL 0xfffff000 +#define PPAACE_AF_WBAL_SHIFT 12 + +#define OME_NUMBER_ENTRIES 16 /* based on P4080 2.0 silicon plan */ + +#define PAACE_IA_CID 0x00FF0000 +#define PAACE_IA_CID_SHIFT 16 +#define PAACE_IA_WCE 0x000000F0 +#define PAACE_IA_WCE_SHIFT 4 +#define PAACE_IA_ATM 0x0000000C +#define PAACE_IA_ATM_SHIFT 2 +#define PAACE_IA_OTM 0x00000003 +#define PAACE_IA_OTM_SHIFT 0 + +#define PAACE_OTM_NO_XLATE 0x00 +#define PAACE_OTM_IMMEDIATE 0x01 +#define PAACE_OTM_INDEXED 0x02 +#define PAACE_OTM_RESERVED 0x03 +#define PAACE_ATM_NO_XLATE 0x00 +#define PAACE_ATM_WINDOW_XLATE 0x01 +#define PAACE_ATM_PAGE_XLATE 0x02 +#define PAACE_ATM_WIN_PG_XLATE \ + (PAACE_ATM_WINDOW_XLATE | PAACE_ATM_PAGE_XLATE) +#define PAACE_WIN_TWBAL 0xfffff000 +#define PAACE_WIN_TWBAL_SHIFT 12 +#define PAACE_WIN_SWSE 0x00000fc0 +#define PAACE_WIN_SWSE_SHIFT 6 + +#define PAACE_AF_AP 0x00000018 +#define PAACE_AF_AP_SHIFT 3 +#define PAACE_AF_DD 0x00000004 +#define PAACE_AF_DD_SHIFT 2 +#define PAACE_AF_PT 0x00000002 +#define PAACE_AF_PT_SHIFT 1 +#define PAACE_AF_V 0x00000001 +#define PAACE_AF_V_SHIFT 0 +#define PPAACE_AF_WSE 0x00000fc0 +#define PPAACE_AF_WSE_SHIFT 6 +#define PPAACE_AF_MW 0x00000020 +#define PPAACE_AF_MW_SHIFT 5 + +#define PAACE_AP_PERMS_DENIED 0x0 +#define PAACE_AP_PERMS_QUERY 0x1 +#define PAACE_AP_PERMS_UPDATE 0x2 +#define PAACE_AP_PERMS_ALL 0x3 + +#define SPAACE_AF_LIODN 0xffff0000 +#define SPAACE_AF_LIODN_SHIFT 16 +#define PAACE_V_VALID 0x1 + +#define set_bf(v, m, x) (v = ((v) & ~(m)) | (((x) << \ + (m##_SHIFT)) & (m))) +#define get_bf(v, m) (((v) & (m)) >> (m##_SHIFT)) + +#define DEFAULT_NUM_SUBWINDOWS 128 +#define PAMU_PCR_OFFSET 0xc10 +#define PAMU_PCR_PE 0x40000000 + +struct pamu_addr_tbl { + phys_addr_t start_addr[10]; + phys_addr_t end_addr[10]; + phys_size_t size[10]; +}; + +struct paace { + /* PAACE Offset 0x00 */ + uint32_t wbah; /* only valid for Primary PAACE */ + uint32_t addr_bitfields; /* See P/S PAACE_AF_* */ + + /* PAACE Offset 0x08 */ + /* Interpretation of first 32 bits dependent on DD above */ + union { + struct { + /* Destination ID, see PAACE_DID_* defines */ + uint8_t did; + /* Partition ID */ + uint8_t pid; + /* Snoop ID */ + uint8_t snpid; + /* coherency_required : 1 reserved : 7 */ + uint8_t coherency_required; /* See PAACE_DA_* */ + } to_host; + struct { + /* Destination ID, see PAACE_DID_* defines */ + uint8_t did; + uint8_t reserved1; + uint16_t reserved2; + } to_io; + } domain_attr; + + /* Implementation attributes + window count + address & operation + * translation modes + */ + uint32_t impl_attr; /* See PAACE_IA_* */ + + /* PAACE Offset 0x10 */ + /* Translated window base address */ + uint32_t twbah; + uint32_t win_bitfields; /* See PAACE_WIN_* */ + + /* PAACE Offset 0x18 */ + /* first secondary paace entry */ + uint32_t fspi; /* only valid for Primary PAACE */ + union { + struct { + uint8_t ioea; + uint8_t moea; + uint8_t ioeb; + uint8_t moeb; + } immed_ot; + struct { + uint16_t reserved; + uint16_t omi; + } index_ot; + } op_encode; + + /* PAACE Offset 0x20 */ + uint32_t reserved1[2]; /* not currently implemented */ + + /* PAACE Offset 0x28 */ + uint32_t reserved2[2]; /* not currently implemented */ + + /* PAACE Offset 0x30 */ + uint32_t reserved3[2]; /* not currently implemented */ + + /* PAACE Offset 0x38 */ + uint32_t reserved4[2]; /* not currently implemented */ + +}; + +int pamu_init(void); +void pamu_enable(void); +void pamu_disable(void); +int config_pamu(struct pamu_addr_tbl *tbl, int num_entries, uint32_t liodn); +int sec_config_pamu_table(uint32_t liodn_ns, uint32_t liodn_s); + +#endif diff --git a/arch/powerpc/include/asm/immap_85xx.h b/arch/powerpc/include/asm/immap_85xx.h index fd8aba42a5..53ca6d94d6 100644 --- a/arch/powerpc/include/asm/immap_85xx.h +++ b/arch/powerpc/include/asm/immap_85xx.h @@ -1935,7 +1935,6 @@ defined(CONFIG_PPC_T1020) || defined(CONFIG_PPC_T1022) u8 res24[64]; u32 pblsr; /* Preboot loader status */ u32 pamubypenr; /* PAMU bypass enable */ -#define FSL_CORENET_PAMU_BYPASS 0xffff0000 u32 dmacr1; /* DMA control */ u8 res25[4]; u32 gensr1; /* General status */ @@ -2774,6 +2773,21 @@ typedef struct ccsr_pme { u8 res4[0x400]; } ccsr_pme_t; +struct ccsr_pamu { + u32 ppbah; + u32 ppbal; + u32 pplah; + u32 pplal; + u32 spbah; + u32 spbal; + u32 splah; + u32 splal; + u32 obah; + u32 obal; + u32 olah; + u32 olal; +}; + #ifdef CONFIG_SYS_FSL_RAID_ENGINE struct ccsr_raide { u8 res0[0x543]; @@ -2854,6 +2868,7 @@ struct ccsr_pman { #define CONFIG_SYS_FSL_CORENET_SERDES4_OFFSET 0xED000 #define CONFIG_SYS_FSL_CPC_OFFSET 0x10000 #define CONFIG_SYS_FSL_SCFG_OFFSET 0xFC000 +#define CONFIG_SYS_FSL_PAMU_OFFSET 0x20000 #define CONFIG_SYS_MPC85xx_DMA1_OFFSET 0x100000 #define CONFIG_SYS_MPC85xx_DMA2_OFFSET 0x101000 #define CONFIG_SYS_MPC85xx_DMA3_OFFSET 0x102000 @@ -3067,6 +3082,8 @@ struct ccsr_pman { (CONFIG_SYS_IMMR + CONFIG_SYS_FSL_FM2_OFFSET) #define CONFIG_SYS_FSL_SRIO_ADDR \ (CONFIG_SYS_IMMR + CONFIG_SYS_FSL_SRIO_OFFSET) +#define CONFIG_SYS_PAMU_ADDR \ + (CONFIG_SYS_IMMR + CONFIG_SYS_FSL_PAMU_OFFSET) #define CONFIG_SYS_PCI1_ADDR \ (CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_PCI1_OFFSET) |