diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/dmv177/scv64/scv64.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/dmv177/scv64/scv64.c | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/c/src/lib/libbsp/powerpc/dmv177/scv64/scv64.c b/c/src/lib/libbsp/powerpc/dmv177/scv64/scv64.c deleted file mode 100644 index 850618ad0e..0000000000 --- a/c/src/lib/libbsp/powerpc/dmv177/scv64/scv64.c +++ /dev/null @@ -1,171 +0,0 @@ -/* scv64.c - * - * This set of routines control the scv64 chip on the DMV177 board. - * - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994, 1997. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * $Id$ - */ - -#include <rtems.h> -#include <bsp.h> - -typedef struct { - /* DARF Registers */ - volatile rtems_unsigned32 DMALAR; /* 0x00 */ - volatile rtems_unsigned32 DMAVAR; /* 0x04 */ - volatile rtems_unsigned32 DMATC; /* 0x08 */ - volatile rtems_unsigned32 DCSR; /* 0x0c */ - volatile rtems_unsigned32 VMEBAR; /* 0x10 */ - volatile rtems_unsigned32 RXDATA; /* 0x14 */ - volatile rtems_unsigned32 RXADDR; /* 0x18 */ - volatile rtems_unsigned32 RXCTL; /* 0x1c */ - volatile rtems_unsigned32 BUSSEL; /* 0x20 */ - volatile rtems_unsigned32 IVECT; /* 0x24 */ - volatile rtems_unsigned32 APBR; /* 0x28 */ - volatile rtems_unsigned32 TXDATA; /* 0x2c */ - volatile rtems_unsigned32 TXADDR; /* 0x30 */ - volatile rtems_unsigned32 TXCTL; /* 0x34 */ - volatile rtems_unsigned32 LMFIFO; /* 0x38 */ - volatile rtems_unsigned32 MODE; /* 0x3c */ - volatile rtems_unsigned32 SA64BAR; /* 0x40 */ - volatile rtems_unsigned32 MA64BAR; /* 0x44 */ - volatile rtems_unsigned32 LAG; /* 0x48 */ - volatile rtems_unsigned32 DMAVTC; /* 0x4c */ - - /* Reserved */ - volatile rtems_unsigned32 reserved_50_7F[12]; - - /* ACC Registers */ - volatile rtems_unsigned8 STAT0_pad[3]; /* 0x80 */ - volatile rtems_unsigned8 STAT0; - volatile rtems_unsigned8 STAT1_pad[3]; /* 0x84 */ - volatile rtems_unsigned8 STAT1; - volatile rtems_unsigned8 GENCTL_pad[3]; /* 0x88 */ - volatile rtems_unsigned8 GENCTL; - volatile rtems_unsigned8 VINT_pad[3]; /* 0x8c */ - volatile rtems_unsigned8 VINT; - volatile rtems_unsigned8 VREQ_pad[3]; /* 0x90 */ - volatile rtems_unsigned8 VREQ; - volatile rtems_unsigned8 VARB_pad[3]; /* 0x94 */ - volatile rtems_unsigned8 VARB; - volatile rtems_unsigned8 ID_pad[3]; /* 0x98 */ - volatile rtems_unsigned8 ID; - volatile rtems_unsigned8 NA_pad[3]; /* 0x9c */ - volatile rtems_unsigned8 NA; - volatile rtems_unsigned8 _7IS_pad[3]; /* 0xa0 */ - volatile rtems_unsigned8 _7IS; - volatile rtems_unsigned8 LIS_pad[3]; /* 0xa4 */ - volatile rtems_unsigned8 LIS; - volatile rtems_unsigned8 UIE_pad[3]; /* 0xa8 */ - volatile rtems_unsigned8 UIE; - volatile rtems_unsigned8 LIE_pad[3]; /* 0xac */ - volatile rtems_unsigned8 LIE; - volatile rtems_unsigned8 VIE_pad[3]; /* 0xb0 */ - volatile rtems_unsigned8 VIE; - volatile rtems_unsigned8 IC10_pad[3]; /* 0xb4 */ - volatile rtems_unsigned8 IC10; - volatile rtems_unsigned8 IC32_pad[3]; /* 0xb8 */ - volatile rtems_unsigned8 IC32; - volatile rtems_unsigned8 IC54_pad[3]; /* 0xbc */ - volatile rtems_unsigned8 IC54; - /* Utility Registers */ - volatile rtems_unsigned32 MISC; - volatile rtems_unsigned32 delay_line[3]; - volatile rtems_unsigned32 MBOX0; - volatile rtems_unsigned32 MBOX1; - volatile rtems_unsigned32 MBOX2; - volatile rtems_unsigned32 MBOX3; -} SCV64_Registers; - -/* - * LIE Register - */ -#define LOCAL_INTERRUPT_ENABLE_0 0x01 -#define LOCAL_INTERRUPT_ENABLE_1 0x02 -#define LOCAL_INTERRUPT_ENABLE_2 0x04 -#define LOCAL_INTERRUPT_ENABLE_3 0x08 -#define LOCAL_INTERRUPT_ENABLE_4 0x10 -#define LOCAL_INTERRUPT_ENABLE_5 0x20 - -/* - * IC54 Register - */ -#define AUTOVECTOR_5 0x80 - - -/* - * Set the registers pointer to the base address of the SCV64 - */ -SCV64_Registers *SCV64 = (void *)DMV170_SCV64_BASE_ADDRESS; - -/*PAGE - * - * SCV64_Initialize - * - * This routine initializes the SCV64. - */ -void SCV64_Initialize() { - SCV64->LIE = 0; -} - -/*PAGE - * - * SCV64_Generate_DUART_Interrupts - * - * This sets the SCV64 to generate duart interrupts for - * the DMV177 board. - */ -void SCV64_Generate_DUART_Interrupts() { - - rtems_unsigned8 data; - - /* - * Set Local Interrupt 5 enable - */ - data = SCV64->LIE; - data |= LOCAL_INTERRUPT_ENABLE_5; - SCV64->LIE = data; - - /* - * Set Autovector. - */ - data = SCV64->IC54; - data |= AUTOVECTOR_5; - SCV64->IC54 = data; -} - -/*PAGE - * - * SCV64_Get_Interrupt - * - * This routine returns the SCV64 status register. - */ -rtems_unsigned32 SCV64_Get_Interrupt() -{ - rtems_unsigned8 data; - - /* - * Put the LIS data into the lower byte of the result - */ - data = SCV64->LIS; - - return data; -} - -/*PAGE - * - * SCV64_Get_Interrupt_Enable - * - * This routine returns the interrupt enable mask. - */ -rtems_unsigned32 SCV64_Get_Interrupt_Enable() -{ - /* - * Return the set of interrupts enabled. - */ - return SCV64->LIE; -} |