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-rw-r--r--c/src/lib/libbsp/powerpc/beatnik/vme/VMEConfig.h112
-rw-r--r--c/src/lib/libbsp/powerpc/beatnik/vme/vme_dma.c217
-rw-r--r--c/src/lib/libbsp/powerpc/beatnik/vme/vmeconfig.c305
3 files changed, 634 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/beatnik/vme/VMEConfig.h b/c/src/lib/libbsp/powerpc/beatnik/vme/VMEConfig.h
new file mode 100644
index 0000000000..5d3364473e
--- /dev/null
+++ b/c/src/lib/libbsp/powerpc/beatnik/vme/VMEConfig.h
@@ -0,0 +1,112 @@
+#ifndef RTEMS_BSP_VME_CONFIG_H
+#define RTEMS_BSP_VME_CONFIG_H
+/* $Id$ */
+
+/* BSP specific address space configuration parameters */
+
+/*
+ * Authorship
+ * ----------
+ * This software ('beatnik' RTEMS BSP for MVME6100 and MVME5500) was
+ * created by Till Straumann <strauman@slac.stanford.edu>, 2005-2007,
+ * Stanford Linear Accelerator Center, Stanford University.
+ *
+ * Acknowledgement of sponsorship
+ * ------------------------------
+ * The 'beatnik' BSP was produced by
+ * the Stanford Linear Accelerator Center, Stanford University,
+ * under Contract DE-AC03-76SFO0515 with the Department of Energy.
+ *
+ * Government disclaimer of liability
+ * ----------------------------------
+ * Neither the United States nor the United States Department of Energy,
+ * nor any of their employees, makes any warranty, express or implied, or
+ * assumes any legal liability or responsibility for the accuracy,
+ * completeness, or usefulness of any data, apparatus, product, or process
+ * disclosed, or represents that its use would not infringe privately owned
+ * rights.
+ *
+ * Stanford disclaimer of liability
+ * --------------------------------
+ * Stanford University makes no representations or warranties, express or
+ * implied, nor assumes any liability for the use of this software.
+ *
+ * Stanford disclaimer of copyright
+ * --------------------------------
+ * Stanford University, owner of the copyright, hereby disclaims its
+ * copyright and all other rights in this software. Hence, anyone may
+ * freely use it for any purpose without restriction.
+ *
+ * Maintenance of notices
+ * ----------------------
+ * In the interest of clarity regarding the origin and status of this
+ * SLAC software, this and all the preceding Stanford University notices
+ * are to remain affixed to any copy or derivative of this software made
+ * or distributed by the recipient and are to be affixed to any copy of
+ * software made or distributed by the recipient that contains a copy or
+ * derivative of this software.
+ *
+ * ------------------ SLAC Software Notices, Set 4 OTT.002a, 2004 FEB 03
+ */
+
+#define _VME_DRIVER_TSI148
+#define _VME_DRIVER_UNIVERSE
+
+/*
+ * NOTE: the BSP (startup/bspstart.c) uses
+ * hardcoded window lengths that match this
+ * layout when setting BATs:
+ */
+#define _VME_A32_WIN0_ON_PCI 0x90000000
+/* If _VME_CSR_ON_PCI is defined then the A32 window is reduced to accommodate
+ * CSR for space.
+ */
+#define _VME_CSR_ON_PCI 0x9e000000
+#define _VME_A24_ON_PCI 0x9f000000
+#define _VME_A16_ON_PCI 0x9fff0000
+
+/* start of the A32 window on the VME bus
+ * TODO: this should perhaps be a configuration option
+ */
+#define _VME_A32_WIN0_ON_VME 0x20000000
+
+/* if _VME_DRAM_OFFSET is defined, the BSP
+ * will map our RAM onto the VME bus, starting
+ * at _VME_DRAM_OFFSET
+ */
+#define _VME_DRAM_OFFSET 0x90000000
+
+#define BSP_VME_INSTALL_IRQ_MGR(err) \
+ do { \
+ err = -1; \
+ switch (BSP_getBoardType()) { \
+ case MVME6100: \
+ err = theOps->install_irq_mgr( \
+ VMETSI148_IRQ_MGR_FLAG_SHARED, \
+ 0, BSP_IRQ_GPP_0 + 20, \
+ 1, BSP_IRQ_GPP_0 + 21, \
+ 2, BSP_IRQ_GPP_0 + 22, \
+ 3, BSP_IRQ_GPP_0 + 23, \
+ -1); \
+ break; \
+ \
+ case MVME5500: \
+ err = theOps->install_irq_mgr( \
+ VMEUNIVERSE_IRQ_MGR_FLAG_SHARED | \
+ VMEUNIVERSE_IRQ_MGR_FLAG_PW_WORKAROUND, \
+ 0, BSP_IRQ_GPP_0 + 12, \
+ 1, BSP_IRQ_GPP_0 + 13, \
+ 2, BSP_IRQ_GPP_0 + 14, \
+ 3, BSP_IRQ_GPP_0 + 15, \
+ -1); \
+ break; \
+ \
+ default: \
+ printk("WARNING: unknown board; "); \
+ break; \
+ } \
+ if ( err ) \
+ printk("VME interrupt manager NOT INSTALLED (error: %i)\n", err); \
+ } while (0)
+
+#endif
diff --git a/c/src/lib/libbsp/powerpc/beatnik/vme/vme_dma.c b/c/src/lib/libbsp/powerpc/beatnik/vme/vme_dma.c
new file mode 100644
index 0000000000..368bf4c844
--- /dev/null
+++ b/c/src/lib/libbsp/powerpc/beatnik/vme/vme_dma.c
@@ -0,0 +1,217 @@
+/* $Id$ */
+
+/* Setup/glue to attach VME DMA driver to the beatnik BSP */
+
+/*
+ * Authorship
+ * ----------
+ * This software ('beatnik' RTEMS BSP for MVME6100 and MVME5500) was
+ * created by Till Straumann <strauman@slac.stanford.edu>, 2005-2007,
+ * Stanford Linear Accelerator Center, Stanford University.
+ *
+ * Acknowledgement of sponsorship
+ * ------------------------------
+ * The 'beatnik' BSP was produced by
+ * the Stanford Linear Accelerator Center, Stanford University,
+ * under Contract DE-AC03-76SFO0515 with the Department of Energy.
+ *
+ * Government disclaimer of liability
+ * ----------------------------------
+ * Neither the United States nor the United States Department of Energy,
+ * nor any of their employees, makes any warranty, express or implied, or
+ * assumes any legal liability or responsibility for the accuracy,
+ * completeness, or usefulness of any data, apparatus, product, or process
+ * disclosed, or represents that its use would not infringe privately owned
+ * rights.
+ *
+ * Stanford disclaimer of liability
+ * --------------------------------
+ * Stanford University makes no representations or warranties, express or
+ * implied, nor assumes any liability for the use of this software.
+ *
+ * Stanford disclaimer of copyright
+ * --------------------------------
+ * Stanford University, owner of the copyright, hereby disclaims its
+ * copyright and all other rights in this software. Hence, anyone may
+ * freely use it for any purpose without restriction.
+ *
+ * Maintenance of notices
+ * ----------------------
+ * In the interest of clarity regarding the origin and status of this
+ * SLAC software, this and all the preceding Stanford University notices
+ * are to remain affixed to any copy or derivative of this software made
+ * or distributed by the recipient and are to be affixed to any copy of
+ * software made or distributed by the recipient that contains a copy or
+ * derivative of this software.
+ *
+ * ------------------ SLAC Software Notices, Set 4 OTT.002a, 2004 FEB 03
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <rtems.h>
+#include <bsp.h>
+#include <bsp/VME.h>
+#include <bsp/vmeTsi148.h>
+#include <bsp/vmeUniverse.h>
+#include <bsp/VMEDMA.h>
+#include <bsp/vmeTsi148DMA.h>
+#include <bsp/vmeUniverseDMA.h>
+#include <bsp/bspVmeDmaList.h>
+
+typedef struct DmaOpsRec_ {
+ int (*setup)(int, uint32_t, uint32_t, void *);
+ int (*start)(int, uint32_t, uint32_t, uint32_t);
+ uint32_t (*status)(int);
+ VMEDmaListClass listClass;
+} DmaOpsRec, *DmaOps;
+
+static DmaOpsRec universeOps = {
+ vmeUniverseDmaSetup,
+ vmeUniverseDmaStart,
+ vmeUniverseDmaStatus,
+ &vmeUniverseDmaListClass,
+};
+
+static DmaOpsRec tsiOps = {
+ vmeTsi148DmaSetup,
+ vmeTsi148DmaStart,
+ vmeTsi148DmaStatus,
+ &vmeTsi148DmaListClass,
+};
+
+static int setup(int a, uint32_t b, uint32_t c, void *d);
+static int start(int a, uint32_t b, uint32_t c, uint32_t d);
+static uint32_t status(int a);
+
+static DmaOpsRec jumpstartOps = {
+ setup,
+ start,
+ status,
+ 0
+};
+
+static DmaOps dmaOps = &jumpstartOps;
+
+static DmaOps selectOps()
+{
+ return (MVME6100 != BSP_getBoardType()) ?
+ &universeOps : &tsiOps;
+}
+
+static int
+setup(int a, uint32_t b, uint32_t c, void *d)
+{
+ return (dmaOps=selectOps())->setup(a,b,c,d);
+}
+
+static int
+start(int a, uint32_t b, uint32_t c, uint32_t d)
+{
+ return (dmaOps=selectOps())->start(a,b,c,d);
+}
+
+static uint32_t
+status(int a)
+{
+ return (dmaOps=selectOps())->status(a);
+}
+
+
+int
+BSP_VMEDmaSetup(int channel, uint32_t bus_mode, uint32_t xfer_mode, void *custom_setup)
+{
+ return dmaOps->setup(channel, bus_mode, xfer_mode, custom_setup);
+}
+
+int
+BSP_VMEDmaStart(int channel, uint32_t pci_addr, uint32_t vme_addr, uint32_t n_bytes)
+{
+ return dmaOps->start(channel, pci_addr, vme_addr, n_bytes);
+}
+
+uint32_t
+BSP_VMEDmaStatus(int channel)
+{
+ return dmaOps->status(channel);
+}
+
+BSP_VMEDmaListDescriptor
+BSP_VMEDmaListDescriptorSetup(
+ BSP_VMEDmaListDescriptor d,
+ uint32_t attr_mask,
+ uint32_t xfer_mode,
+ uint32_t pci_addr,
+ uint32_t vme_addr,
+ uint32_t n_bytes)
+{
+VMEDmaListClass pc;
+ if ( !d ) {
+ if ( ! (pc = dmaOps->listClass) ) {
+ pc = (dmaOps = selectOps())->listClass;
+ }
+ return BSP_VMEDmaListDescriptorNewTool(
+ pc,
+ attr_mask,
+ xfer_mode,
+ pci_addr,
+ vme_addr,
+ n_bytes);
+
+ }
+ return BSP_VMEDmaListDescriptorSetupTool(d, attr_mask, xfer_mode, pci_addr, vme_addr, n_bytes);
+}
+
+int
+BSP_VMEDmaListStart(int channel, BSP_VMEDmaListDescriptor list)
+{
+ return BSP_VMEDmaListDescriptorStartTool(0, channel, list);
+}
+
+/* NOT thread safe! */
+int
+BSP_VMEDmaInstallISR(int channel, BSP_VMEDmaIRQCallback cb, void *usr_arg)
+{
+int vec;
+BSP_VME_ISR_t curr;
+void *carg;
+
+ if ( MVME6100 != BSP_getBoardType() ) {
+ if ( channel != 0 )
+ return -1;
+
+ vec = UNIV_DMA_INT_VEC;
+
+ } else {
+ if ( channel < 0 || channel > 1 )
+ return -1;
+
+ vec = (channel ? TSI_DMA1_INT_VEC : TSI_DMA_INT_VEC );
+ }
+
+ curr = BSP_getVME_isr(vec, &carg);
+
+ if ( cb && curr ) {
+ /* IRQ currently in use */
+ return -1;
+ }
+
+ if ( !cb && !curr ) {
+ /* Allow uninstall if no handler is currently installed;
+ * just make sure IRQ is disabled
+ */
+ BSP_disableVME_int_lvl(vec);
+ return 0;
+ }
+
+ if ( cb ) {
+ if ( BSP_installVME_isr(vec, (BSP_VME_ISR_t)cb, usr_arg) )
+ return -4;
+ BSP_enableVME_int_lvl(vec);
+ } else {
+ BSP_disableVME_int_lvl(vec);
+ if ( BSP_removeVME_isr(vec, curr, carg) )
+ return -4;
+ }
+ return 0;
+}
diff --git a/c/src/lib/libbsp/powerpc/beatnik/vme/vmeconfig.c b/c/src/lib/libbsp/powerpc/beatnik/vme/vmeconfig.c
new file mode 100644
index 0000000000..577ef8011b
--- /dev/null
+++ b/c/src/lib/libbsp/powerpc/beatnik/vme/vmeconfig.c
@@ -0,0 +1,305 @@
+/* $Id$ */
+
+/* Standard VME bridge configuration for MVME5500, MVME6100 */
+
+/*
+ * Authorship
+ * ----------
+ * This software ('beatnik' RTEMS BSP for MVME6100 and MVME5500) was
+ * created by Till Straumann <strauman@slac.stanford.edu>, 2005-2007,
+ * Stanford Linear Accelerator Center, Stanford University.
+ *
+ * Acknowledgement of sponsorship
+ * ------------------------------
+ * The 'beatnik' BSP was produced by
+ * the Stanford Linear Accelerator Center, Stanford University,
+ * under Contract DE-AC03-76SFO0515 with the Department of Energy.
+ *
+ * Government disclaimer of liability
+ * ----------------------------------
+ * Neither the United States nor the United States Department of Energy,
+ * nor any of their employees, makes any warranty, express or implied, or
+ * assumes any legal liability or responsibility for the accuracy,
+ * completeness, or usefulness of any data, apparatus, product, or process
+ * disclosed, or represents that its use would not infringe privately owned
+ * rights.
+ *
+ * Stanford disclaimer of liability
+ * --------------------------------
+ * Stanford University makes no representations or warranties, express or
+ * implied, nor assumes any liability for the use of this software.
+ *
+ * Stanford disclaimer of copyright
+ * --------------------------------
+ * Stanford University, owner of the copyright, hereby disclaims its
+ * copyright and all other rights in this software. Hence, anyone may
+ * freely use it for any purpose without restriction.
+ *
+ * Maintenance of notices
+ * ----------------------
+ * In the interest of clarity regarding the origin and status of this
+ * SLAC software, this and all the preceding Stanford University notices
+ * are to remain affixed to any copy or derivative of this software made
+ * or distributed by the recipient and are to be affixed to any copy of
+ * software made or distributed by the recipient that contains a copy or
+ * derivative of this software.
+ *
+ * ------------------ SLAC Software Notices, Set 4 OTT.002a, 2004 FEB 03
+ */
+
+#include <rtems.h>
+#include <rtems/bspIo.h>
+#include <bsp.h>
+#include <bsp/VME.h>
+#include <bsp/VMEConfig.h>
+#include <bsp/irq.h>
+#include <bsp/vmeUniverse.h>
+#define _VME_TSI148_DECLARE_SHOW_ROUTINES
+#include <bsp/vmeTsi148.h>
+#include <libcpu/bat.h>
+
+/* Use a weak alias for the VME configuration.
+ * This permits individual applications to override
+ * this routine.
+ * They may even create an 'empty'
+ *
+ * void BSP_vme_config(void) {}
+ *
+ * which will avoid linking in the Universe driver
+ * at all :-).
+ */
+
+void BSP_vme_config(void) __attribute__ (( weak, alias("__BSP_default_vme_config") ));
+
+typedef struct {
+ int (*xlate_adrs)(int, int, unsigned long, unsigned long, unsigned long *);
+ int (*install_isr)(unsigned long, BSP_VME_ISR_t, void *);
+ int (*remove_isr)(unsigned long, BSP_VME_ISR_t, void *);
+ BSP_VME_ISR_t (*get_isr)(unsigned long vector, void **);
+ int (*enable_int_lvl)(unsigned int);
+ int (*disable_int_lvl)(unsigned int);
+ int (*outbound_p_cfg)(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long);
+ int (*inbound_p_cfg) (unsigned long, unsigned long, unsigned long, unsigned long, unsigned long);
+ void (*outbound_p_show)(FILE*);
+ void (*inbound_p_show) (FILE*);
+ void (*reset_bus)(void);
+ int (*install_irq_mgr)(int, int, int, ...);
+} VMEOpsRec, *VMEOps;
+
+static VMEOpsRec uniOpsRec = {
+ xlate_adrs: vmeUniverseXlateAddr,
+ install_isr: vmeUniverseInstallISR,
+ remove_isr: vmeUniverseRemoveISR,
+ get_isr: vmeUniverseISRGet,
+ enable_int_lvl: vmeUniverseIntEnable,
+ disable_int_lvl: vmeUniverseIntDisable,
+ outbound_p_cfg: vmeUniverseMasterPortCfg,
+ inbound_p_cfg: vmeUniverseSlavePortCfg,
+ outbound_p_show: vmeUniverseMasterPortsShow,
+ inbound_p_show: vmeUniverseSlavePortsShow,
+ reset_bus: vmeUniverseResetBus,
+ install_irq_mgr: vmeUniverseInstallIrqMgrAlt,
+};
+
+static VMEOpsRec tsiOpsRec = {
+ xlate_adrs: vmeTsi148XlateAddr,
+ install_isr: vmeTsi148InstallISR,
+ remove_isr: vmeTsi148RemoveISR,
+ get_isr: vmeTsi148ISRGet,
+ enable_int_lvl: vmeTsi148IntEnable,
+ disable_int_lvl: vmeTsi148IntDisable,
+ outbound_p_cfg: vmeTsi148OutboundPortCfg,
+ inbound_p_cfg: vmeTsi148InboundPortCfg,
+ outbound_p_show: vmeTsi148OutboundPortsShow,
+ inbound_p_show: vmeTsi148InboundPortsShow,
+ reset_bus: vmeTsi148ResetBus,
+ install_irq_mgr: vmeTsi148InstallIrqMgrAlt,
+};
+
+static VMEOps theOps = 0;
+
+int
+BSP_vme2local_adrs(unsigned long am, unsigned long vmeaddr, unsigned long *plocaladdr)
+{
+int rval=theOps->xlate_adrs(1,0,am,vmeaddr,plocaladdr);
+ *plocaladdr+=PCI_MEM_BASE;
+ return rval;
+}
+
+int
+BSP_local2vme_adrs(unsigned long am, unsigned long localaddr, unsigned long *pvmeaddr)
+{
+ return theOps->xlate_adrs(0, 0, am,localaddr+PCI_DRAM_OFFSET,pvmeaddr);
+}
+
+int
+BSP_installVME_isr(unsigned long vector, BSP_VME_ISR_t handler, void *arg)
+{
+ return theOps->install_isr(vector, handler, arg);
+}
+
+int
+BSP_removeVME_isr(unsigned long vector, BSP_VME_ISR_t handler, void *arg)
+{
+ return theOps->remove_isr(vector, handler, arg);
+}
+
+/* retrieve the currently installed ISR for a given vector */
+BSP_VME_ISR_t
+BSP_getVME_isr(unsigned long vector, void **parg)
+{
+ return theOps->get_isr(vector, parg);
+}
+
+int
+BSP_enableVME_int_lvl(unsigned int level)
+{
+ return theOps->enable_int_lvl(level);
+}
+
+int
+BSP_disableVME_int_lvl(unsigned int level)
+{
+ return theOps->disable_int_lvl(level);
+}
+
+int
+BSP_VMEOutboundPortCfg(
+ unsigned long port,
+ unsigned long address_space,
+ unsigned long vme_address,
+ unsigned long pci_address,
+ unsigned long size)
+{
+ return theOps->outbound_p_cfg(port, address_space, vme_address, pci_address, size);
+}
+
+int
+BSP_VMEInboundPortCfg(
+ unsigned long port,
+ unsigned long address_space,
+ unsigned long vme_address,
+ unsigned long pci_address,
+ unsigned long size)
+{
+ return theOps->inbound_p_cfg(port, address_space, vme_address, pci_address, size);
+}
+
+void
+BSP_VMEOutboundPortsShow(FILE *f)
+{
+ theOps->outbound_p_show(f);
+}
+
+void
+BSP_VMEInboundPortsShow(FILE *f)
+{
+ theOps->inbound_p_show(f);
+}
+
+void
+BSP_VMEResetBus(void)
+{
+ theOps->reset_bus();
+}
+
+static unsigned short
+tsi_clear_errors(int quiet)
+{
+unsigned long v;
+unsigned short rval;
+ v = vmeTsi148ClearVMEBusErrors(0);
+
+ /* return bits 8..23 of VEAT; set bit 15 to make sure rval is nonzero on error */
+ rval = v ? ((v>>8) & 0xffff) | (1<<15) : 0;
+ return rval;
+}
+
+void
+__BSP_default_vme_config(void)
+{
+int err = 1;
+ if ( 0 == vmeUniverseInit() ) {
+ theOps = &uniOpsRec;
+ vmeUniverseReset();
+ } else if ( 0 == vmeTsi148Init() ) {
+ theOps = &tsiOpsRec;
+ vmeTsi148Reset();
+ _BSP_clear_vmebridge_errors = tsi_clear_errors;
+ } else
+ return; /* no VME bridge found chip */
+
+ /* map VME address ranges */
+ BSP_VMEOutboundPortCfg(
+ 0,
+ VME_AM_EXT_SUP_DATA,
+ _VME_A32_WIN0_ON_VME,
+ _VME_A32_WIN0_ON_PCI,
+ 0x0e000000
+ );
+ BSP_VMEOutboundPortCfg(
+ 1,
+ VME_AM_STD_SUP_DATA,
+ 0x00000000,
+ _VME_A24_ON_PCI,
+ 0x00ff0000);
+ BSP_VMEOutboundPortCfg(
+ 2,
+ VME_AM_SUP_SHORT_IO,
+ 0x00000000,
+ _VME_A16_ON_PCI,
+ 0x00010000);
+
+#ifdef _VME_CSR_ON_PCI
+ /* Map VME64 CSR */
+ BSP_VMEOutboundPortCfg(
+ 7,
+ VME_AM_CSR,
+ 0,
+ _VME_CSR_ON_PCI,
+ 0x01000000);
+#endif
+
+#ifdef _VME_DRAM_OFFSET
+ /* map our memory to VME */
+ BSP_VMEInboundPortCfg(
+ 0,
+ VME_AM_EXT_SUP_DATA | VME_AM_IS_MEMORY,
+ _VME_DRAM_OFFSET,
+ PCI_DRAM_OFFSET,
+ BSP_mem_size);
+#endif
+
+ /* stdio is not yet initialized; the driver will revert to printk */
+ BSP_VMEOutboundPortsShow(0);
+ BSP_VMEInboundPortsShow(0);
+
+ switch (BSP_getBoardType()) {
+ case MVME6100:
+ err = theOps->install_irq_mgr(
+ VMETSI148_IRQ_MGR_FLAG_SHARED,
+ 0, BSP_IRQ_GPP_0 + 20,
+ 1, BSP_IRQ_GPP_0 + 21,
+ 2, BSP_IRQ_GPP_0 + 22,
+ 3, BSP_IRQ_GPP_0 + 23,
+ -1);
+ break;
+
+ case MVME5500:
+ err = theOps->install_irq_mgr(
+ VMEUNIVERSE_IRQ_MGR_FLAG_SHARED |
+ VMEUNIVERSE_IRQ_MGR_FLAG_PW_WORKAROUND,
+ 0, BSP_IRQ_GPP_0 + 12,
+ 1, BSP_IRQ_GPP_0 + 13,
+ 2, BSP_IRQ_GPP_0 + 14,
+ 3, BSP_IRQ_GPP_0 + 15,
+ -1);
+ break;
+
+ default:
+ printk("WARNING: unknown board; ");
+ break;
+ }
+ if ( err )
+ printk("VME interrupt manager NOT INSTALLED (error: %i)\n", err);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-20 17:22:49 +0000