diff options
| -rw-r--r-- | CHANGELOG | 2 | ||||
| -rw-r--r-- | cpu/mpc83xx/start.S | 34 | ||||
| -rw-r--r-- | include/common.h | 3 |
3 files changed, 38 insertions, 1 deletions
@@ -2,6 +2,8 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Add Dcbz(), Dcbi() and Dcbf() routines for MPC83xx. + * Correct shift offsets in icache_status and dcache_status for MPC83xx. * Add support for DS1374 RTC chip. diff --git a/cpu/mpc83xx/start.S b/cpu/mpc83xx/start.S index 324f6c3..6e02cce 100644 --- a/cpu/mpc83xx/start.S +++ b/cpu/mpc83xx/start.S @@ -836,6 +836,40 @@ get_pvr: mfspr r3, PVR blr +/*------------------------------------------------------------------------------- */ +/* Function: ppcDcbf */ +/* Description: Data Cache block flush */ +/* Input: r3 = effective address */ +/* Output: none. */ +/*------------------------------------------------------------------------------- */ + .globl ppcDcbf +ppcDcbf: + dcbf r0,r3 + blr + +/*------------------------------------------------------------------------------- */ +/* Function: ppcDcbi */ +/* Description: Data Cache block Invalidate */ +/* Input: r3 = effective address */ +/* Output: none. */ +/*------------------------------------------------------------------------------- */ + .globl ppcDcbi +ppcDcbi: + dcbi r0,r3 + blr + +/*-------------------------------------------------------------------------- + * Function: ppcDcbz + * Description: Data Cache block zero. + * Input: r3 = effective address + * Output: none. + *-------------------------------------------------------------------------- */ + + .globl ppcDcbz +ppcDcbz: + dcbz r0,r3 + blr + /*-------------------------------------------------------------------*/ /* diff --git a/include/common.h b/include/common.h index d2570a8..5d8b156 100644 --- a/include/common.h +++ b/include/common.h @@ -365,7 +365,8 @@ void trap_init (ulong); defined (CONFIG_75x) || \ defined (CONFIG_74xx) || \ defined (CONFIG_MPC8220) || \ - defined(CONFIG_MPC85xx) + defined (CONFIG_MPC85xx) || \ + defined (CONFIG_MPC83XX) unsigned char in8(unsigned int); void out8(unsigned int, unsigned char); unsigned short in16(unsigned int); |