diff options
Diffstat (limited to 'src/import/chips/p9/procedures/hwp/perv/p9_sbe_lpc_init.C')
-rw-r--r-- | src/import/chips/p9/procedures/hwp/perv/p9_sbe_lpc_init.C | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/import/chips/p9/procedures/hwp/perv/p9_sbe_lpc_init.C b/src/import/chips/p9/procedures/hwp/perv/p9_sbe_lpc_init.C index 0de94fff..eb05b40e 100644 --- a/src/import/chips/p9/procedures/hwp/perv/p9_sbe_lpc_init.C +++ b/src/import/chips/p9/procedures/hwp/perv/p9_sbe_lpc_init.C @@ -41,10 +41,33 @@ #include "p9_perv_scom_addresses.H" #include "p9_perv_scom_addresses_fld.H" +#include "p9_misc_scom_addresses.H" fapi2::ReturnCode p9_sbe_lpc_init(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target_chip) { + + const uint64_t C_OADRNB_ADDR = 0x00400000F0000C90ull; + // bits 0:31 are the starting byte address of flash locations directly accessible by the second interface. Must be a multiple of the size of the address rangei + // I have 0xF0000000 since we expect the PNOR address window to be from 0xFXXXXXXX (FW ops) and LPC IO ops from 0xDXXXXXXX + // This makes the "direct accessible address range" to 0xC000000 to 0xFFFFFFF because of he 64MB size + const uint64_t C_OADRNB_DATA = 0x0C00000000000000ull; + const uint64_t C_OADRNS_ADDR = 0x00400000F0000C94ull; + // bits 27:31 are the OPB window size this should be a multiple of the ECC granule if ECC is enbled and the large erase block size + // Currently I have this set to be 64 MB + const uint64_t C_OADRNS_DATA = 0x000000000000000Full; + const uint64_t C_ADRCBF_ADDR = 0x00400000F0000C80ull; + // bits 0:31 are the starting byte address of flash locations accessble by the first interface. Must be a multiple of the size of the address range accessible by the first interface. + // I have 0xF0000000 since we expect the PNOR address window to be from 0xFXXXXXXX (FW ops) and LPC IO ops from 0xDXXXXXXX + // This makes the "direct accessible address range" to 0xC000000 to 0xFFFFFFF because of the 64MB size + const uint64_t C_ADRCBF_DATA = 0x0C00000000000000ull; + const uint64_t C_ADRCMF_ADDR = 0x00400000F0000C84ull; + // bits 27:31 are the size of the first interfaces flash allocation + // Currently I have this set to be 64 MB + const uint64_t C_ADRCMF_DATA = 0x000000000000000Full; + const uint64_t C_CONF_ADDR = 0x00400000F0000C10ull; + // Set the direct access cache disable bit (bit 30) + const uint64_t C_CONF_DATA = 0x0000000200000000ull; fapi2::buffer<uint64_t> l_data64; FAPI_DBG("p9_sbe_lpc_init: Entering ..."); @@ -65,6 +88,23 @@ fapi2::ReturnCode p9_sbe_lpc_init(const FAPI_TRY(fapi2::putScom(i_target_chip, PERV_N3_CPLT_CONF1_OR, l_data64)); FAPI_TRY(fapi2::putScom(i_target_chip, PERV_N3_CPLT_CONF1_CLEAR, l_data64)); + //Sets the register OADRNB (0x90) of the nore flash master (sets a base address for direct access) + FAPI_TRY(fapi2::putScom(i_target_chip, PU_LPC_CMD_REG, C_OADRNB_ADDR), "Error setting the OADRNB address"); + FAPI_TRY(fapi2::putScom(i_target_chip, PU_LPC_DATA_REG, C_OADRNB_DATA), "Error setting the OADRNB data"); + //Sets the register OADRNS (0x94) of the flash master (window size setting) + FAPI_TRY(fapi2::putScom(i_target_chip, PU_LPC_CMD_REG, C_OADRNS_ADDR), "Error setting the OADRNS address"); + FAPI_TRY(fapi2::putScom(i_target_chip, PU_LPC_DATA_REG, C_OADRNS_DATA), "Error setting the OADRNS data"); + //Sets the ADRCBF (0x80) of the nor flash master (NOR Address offset) + FAPI_TRY(fapi2::putScom(i_target_chip, PU_LPC_CMD_REG, C_ADRCBF_ADDR), "Error setting the ADRCBF address"); + FAPI_TRY(fapi2::putScom(i_target_chip, PU_LPC_DATA_REG, C_ADRCBF_DATA), "Error setting the ADRCBF data"); + //Sets the register ADRCMF (0x84) of the nor flash master (size setting) + FAPI_TRY(fapi2::putScom(i_target_chip, PU_LPC_CMD_REG, C_ADRCMF_ADDR), "Error setting the ADRCMF address"); + FAPI_TRY(fapi2::putScom(i_target_chip, PU_LPC_DATA_REG, C_ADRCMF_DATA), "Error setting the ADRCMF data"); + //Sets the register CONF(0x10) of the nor flash master (direct access) + FAPI_TRY(fapi2::putScom(i_target_chip, PU_LPC_CMD_REG, C_CONF_ADDR), "Error setting the CONF address"); + FAPI_TRY(fapi2::putScom(i_target_chip, PU_LPC_DATA_REG, C_CONF_DATA), "Error setting the CONF data"); + + FAPI_DBG("p9_sbe_lpc_init: Exiting ..."); fapi_try_exit: |