From 8ead7d44b772a918360b0b6856e5b1c8ae17e074 Mon Sep 17 00:00:00 2001 From: gber Date: Mon, 6 May 2013 13:34:36 +0000 Subject: Move initialization of CESA decoding windows from common section to driver specific files. - window initialization is done during device attach - CESA TDMA decoding windows values are set based on DTS, not copied from CPU registers - remove unnecessary virtual mapping - update dts file Obtained from: Semihalf --- sys/arm/mv/common.c | 160 ++++++++++------------------------------------------ 1 file changed, 31 insertions(+), 129 deletions(-) (limited to 'sys/arm/mv/common.c') diff --git a/sys/arm/mv/common.c b/sys/arm/mv/common.c index fcfb65f..32ed829 100644 --- a/sys/arm/mv/common.c +++ b/sys/arm/mv/common.c @@ -83,7 +83,7 @@ static int decode_win_usb_valid(void); static int decode_win_eth_valid(void); static int decode_win_pcie_valid(void); static int decode_win_sata_valid(void); -static int decode_win_cesa_valid(void); + static int decode_win_idma_valid(void); static int decode_win_xor_valid(void); @@ -93,11 +93,10 @@ static void decode_win_cpu_setup(void); static void decode_win_usb_setup(u_long); static void decode_win_eth_setup(u_long); static void decode_win_sata_setup(u_long); -static void decode_win_cesa_setup(u_long); + static void decode_win_idma_setup(u_long); static void decode_win_xor_setup(u_long); -static void decode_win_cesa_dump(u_long); static void decode_win_usb_dump(u_long); static void decode_win_eth_dump(u_long base); static void decode_win_idma_dump(u_long base); @@ -127,7 +126,6 @@ struct soc_node_spec { }; static struct soc_node_spec soc_nodes[] = { - { "mrvl,cesa", &decode_win_cesa_setup, &decode_win_cesa_dump }, { "mrvl,ge", &decode_win_eth_setup, &decode_win_eth_dump }, { "mrvl,usb-ehci", &decode_win_usb_setup, &decode_win_usb_dump }, { "mrvl,sata", &decode_win_sata_setup, NULL }, @@ -143,7 +141,6 @@ struct fdt_pm_mask_entry fdt_pm_mask_table[] = { { "mrvl,usb-ehci", CPU_PM_CTRL_USB(0) }, { "mrvl,usb-ehci", CPU_PM_CTRL_USB(1) }, { "mrvl,usb-ehci", CPU_PM_CTRL_USB(2) }, - { "mrvl,cesa", CPU_PM_CTRL_CRYPTO }, { "mrvl,xor", CPU_PM_CTRL_XOR }, { "mrvl,sata", CPU_PM_CTRL_SATA }, @@ -529,7 +526,7 @@ soc_decode_win(void) if (!decode_win_cpu_valid() || !decode_win_usb_valid() || !decode_win_eth_valid() || !decode_win_idma_valid() || !decode_win_pcie_valid() || !decode_win_sata_valid() || - !decode_win_cesa_valid() || !decode_win_xor_valid()) + !decode_win_xor_valid()) return (EINVAL); decode_win_cpu_setup(); @@ -537,7 +534,7 @@ soc_decode_win(void) if (!decode_win_usb_valid() || !decode_win_eth_valid() || !decode_win_idma_valid() || !decode_win_pcie_valid() || !decode_win_sata_valid() || - !decode_win_cesa_valid() || !decode_win_xor_valid()) + !decode_win_xor_valid()) return (EINVAL); #endif if (MV_DUMP_WIN) @@ -570,11 +567,6 @@ WIN_REG_BASE_IDX_RD(win_usb, br, MV_WIN_USB_BASE) WIN_REG_BASE_IDX_WR(win_usb, cr, MV_WIN_USB_CTRL) WIN_REG_BASE_IDX_WR(win_usb, br, MV_WIN_USB_BASE) -WIN_REG_BASE_IDX_RD(win_cesa, cr, MV_WIN_CESA_CTRL) -WIN_REG_BASE_IDX_RD(win_cesa, br, MV_WIN_CESA_BASE) -WIN_REG_BASE_IDX_WR(win_cesa, cr, MV_WIN_CESA_CTRL) -WIN_REG_BASE_IDX_WR(win_cesa, br, MV_WIN_CESA_BASE) - WIN_REG_BASE_IDX_RD(win_eth, br, MV_WIN_ETH_BASE) WIN_REG_BASE_IDX_RD(win_eth, sz, MV_WIN_ETH_SIZE) WIN_REG_BASE_IDX_RD(win_eth, har, MV_WIN_ETH_REMAP) @@ -1791,98 +1783,6 @@ decode_win_xor_dump(u_long base) #endif /************************************************************************** - * CESA TDMA windows routines - **************************************************************************/ -#if defined(SOC_MV_KIRKWOOD) || defined(SOC_MV_DISCOVERY) -/* - * Dump CESA TDMA decode windows. - */ -static void -decode_win_cesa_dump(u_long base) -{ - int i; - - if (pm_is_disabled(CPU_PM_CTRL_CRYPTO)) - return; - - for (i = 0; i < MV_WIN_CESA_MAX; i++) - printf("CESA window#%d: c 0x%08x, b 0x%08x\n", i, - win_cesa_cr_read(base, i), win_cesa_br_read(base, i)); -} - - -/* - * Set CESA TDMA decode windows. - */ -static void -decode_win_cesa_setup(u_long base) -{ - uint32_t br, cr; - int i, j; - - if (pm_is_disabled(CPU_PM_CTRL_CRYPTO)) - return; - - /* Disable and clear all CESA windows */ - for (i = 0; i < MV_WIN_CESA_MAX; i++) { - win_cesa_cr_write(base, i, 0); - win_cesa_br_write(base, i, 0); - } - - /* Only access to active DRAM banks is required. */ - for (i = 0; i < MV_WIN_DDR_MAX; i++) - if (ddr_is_active(i)) { - br = ddr_base(i); - cr = (((ddr_size(i) - 1) & 0xffff0000) | - (ddr_attr(i) << 8) | (ddr_target(i) << 4) | 1); - - /* Set the first available CESA window */ - for (j = 0; j < MV_WIN_CESA_MAX; j++) { - if (win_cesa_cr_read(base, j) & 0x1) - continue; - - win_cesa_br_write(base, j, br); - win_cesa_cr_write(base, j, cr); - break; - } - } -} - -/* - * Check CESA TDMA decode windows. - */ -static int -decode_win_cesa_valid(void) -{ - - return (decode_win_can_cover_ddr(MV_WIN_CESA_MAX)); -} -#else - -/* - * Provide dummy functions to satisfy the build for SoCs not equipped with - * CESA - */ - -static int -decode_win_cesa_valid(void) -{ - - return (1); -} - -static void -decode_win_cesa_setup(u_long base) -{ -} - -static void -decode_win_cesa_dump(u_long base) -{ -} -#endif - -/************************************************************************** * SATA windows routines **************************************************************************/ static void @@ -1979,33 +1879,34 @@ static int win_cpu_from_dt(void) { pcell_t ranges[48]; - u_long sram_base, sram_size; phandle_t node; int i, entry_size, err, t, tuple_size, tuples; + u_long sram_base, sram_size; + t = 0; /* Retrieve 'ranges' property of '/localbus' node. */ if ((err = fdt_get_ranges("/localbus", ranges, sizeof(ranges), - &tuples, &tuple_size)) != 0) - return (0); - - /* - * Fill CPU decode windows table. - */ - bzero((void *)&cpu_win_tbl, sizeof(cpu_win_tbl)); - - entry_size = tuple_size / sizeof(pcell_t); - cpu_wins_no = tuples; - - for (i = 0, t = 0; t < tuples; i += entry_size, t++) { - cpu_win_tbl[t].target = 1; - cpu_win_tbl[t].attr = fdt32_to_cpu(ranges[i + 1]); - cpu_win_tbl[t].base = fdt32_to_cpu(ranges[i + 2]); - cpu_win_tbl[t].size = fdt32_to_cpu(ranges[i + 3]); - cpu_win_tbl[t].remap = ~0; - debugf("target = 0x%0x attr = 0x%0x base = 0x%0x " - "size = 0x%0x remap = 0x%0x\n", cpu_win_tbl[t].target, - cpu_win_tbl[t].attr, cpu_win_tbl[t].base, - cpu_win_tbl[t].size, cpu_win_tbl[t].remap); + &tuples, &tuple_size)) == 0) { + /* + * Fill CPU decode windows table. + */ + bzero((void *)&cpu_win_tbl, sizeof(cpu_win_tbl)); + + entry_size = tuple_size / sizeof(pcell_t); + cpu_wins_no = tuples; + + for (i = 0, t = 0; t < tuples; i += entry_size, t++) { + cpu_win_tbl[t].target = 1; + cpu_win_tbl[t].attr = fdt32_to_cpu(ranges[i + 1]); + cpu_win_tbl[t].base = fdt32_to_cpu(ranges[i + 2]); + cpu_win_tbl[t].size = fdt32_to_cpu(ranges[i + 3]); + cpu_win_tbl[t].remap = ~0; + debugf("target = 0x%0x attr = 0x%0x base = 0x%0x " + "size = 0x%0x remap = 0x%0x\n", + cpu_win_tbl[t].target, + cpu_win_tbl[t].attr, cpu_win_tbl[t].base, + cpu_win_tbl[t].size, cpu_win_tbl[t].remap); + } } /* @@ -2015,7 +1916,7 @@ win_cpu_from_dt(void) if (fdt_is_compatible(node, "mrvl,cesa-sram")) goto moveon; - if ((node = OF_finddevice("/")) == -1) + if ((node = OF_finddevice("/")) == 0) return (ENXIO); if ((node = fdt_find_compatible(node, "mrvl,cesa-sram", 0)) == 0) @@ -2026,11 +1927,12 @@ moveon: if (fdt_regsize(node, &sram_base, &sram_size) != 0) return (EINVAL); - cpu_win_tbl[++t].target = MV_WIN_CESA_TARGET; - cpu_win_tbl[t].attr = MV_WIN_CESA_ATTR; + cpu_win_tbl[t].target = MV_WIN_CESA_TARGET; + cpu_win_tbl[t].attr = MV_WIN_CESA_ATTR(1); cpu_win_tbl[t].base = sram_base; cpu_win_tbl[t].size = sram_size; cpu_win_tbl[t].remap = ~0; + cpu_wins_no++; debugf("sram: base = 0x%0lx size = 0x%0lx\n", sram_base, sram_size); return (0); -- cgit v1.1