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authorSebastian Huber <sebastian.huber@embedded-brains.de>2011-09-24 13:23:42 +0000
committerSebastian Huber <sebastian.huber@embedded-brains.de>2011-09-24 13:23:42 +0000
commite263c1607a12b3df0ef0eaf10477eaabd3e763a7 (patch)
treeafc29093490341c4d2a270d1ccc6edcadb51e8b0 /c
parent2011-09-24 Sebastian Huber <sebastian.huber@embedded-brains.de> (diff)
downloadrtems-e263c1607a12b3df0ef0eaf10477eaabd3e763a7.tar.bz2
2011-09-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
* 0001-Fixed-interrupt-handling-for-ARMv7M.patch, 0002-Fixed-system-handler-priority-register-access.patch, 0003-Disable-priority_mask-unused-for-NVIC.patch, 0004-Typo.patch, 0005-Evil-hack-for-BASEPRI-BASEPRI_MAX.patch, 0006-Evil-hack-to-increase-the-RAM-size.patch, bsp_specs, ChangeLog, clock/clock-config.c, configure.ac, console/console-config.c, console/uart.c, .cvsignore, include/bsp.h, include/.cvsignore, include/irq.h, include/lm3s69xx.h, include/uart.h, irq/irq.c, make/custom/lm3s6965.cfg, make/custom/lm3s69xx.inc, Makefile.am, README, start/start.S, startup/bspreset.c, startup/bspstart.c, startup/bspstarthook.c, startup/linkcmds.lm3s6965, timer/timer.c: New files.
Diffstat (limited to 'c')
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/.cvsignore8
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/0001-Fixed-interrupt-handling-for-ARMv7M.patch28
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/0002-Fixed-system-handler-priority-register-access.patch102
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/0003-Disable-priority_mask-unused-for-NVIC.patch28
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/0004-Typo.patch25
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/0005-Evil-hack-for-BASEPRI-BASEPRI_MAX.patch49
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/0006-Evil-hack-to-increase-the-RAM-size.patch26
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/ChangeLog14
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/Makefile.am114
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/README15
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/bsp_specs13
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/clock/clock-config.c102
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/configure.ac46
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/console/console-config.c79
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/console/uart.c107
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/include/.cvsignore4
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/include/bsp.h38
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/include/irq.h81
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/include/lm3s69xx.h30
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/include/uart.h86
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/irq/irq.c52
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/make/custom/lm3s6965.cfg7
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/make/custom/lm3s69xx.inc19
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/start/start.S65
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/startup/bspreset.c28
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/startup/bspstart.c28
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/startup/bspstarthook.c85
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/startup/linkcmds.lm3s696529
-rw-r--r--c/src/lib/libbsp/arm/lm3s69xx/timer/timer.c35
29 files changed, 1343 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/.cvsignore b/c/src/lib/libbsp/arm/lm3s69xx/.cvsignore
new file mode 100644
index 0000000000..baba64eafa
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/.cvsignore
@@ -0,0 +1,8 @@
+aclocal.m4
+autom4te*.cache
+config.cache
+config.log
+config.status
+configure
+Makefile
+Makefile.in
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/0001-Fixed-interrupt-handling-for-ARMv7M.patch b/c/src/lib/libbsp/arm/lm3s69xx/0001-Fixed-interrupt-handling-for-ARMv7M.patch
new file mode 100644
index 0000000000..b3299c7e10
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/0001-Fixed-interrupt-handling-for-ARMv7M.patch
@@ -0,0 +1,28 @@
+From 917f2491c1dc2525b24c635afe4459e55700149c Mon Sep 17 00:00:00 2001
+From: Sebastian Huber <sebastian.huber@embedded-brains.de>
+Date: Sun, 5 Jun 2011 14:57:17 +0200
+Subject: [PATCH 1/6] Fixed interrupt handling for ARMv7M.
+
+Signed-off-by: Sebastian Huber <sebastian.huber@embedded-brains.de>
+---
+ cpu-exec.c | 4 ++--
+ 1 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/cpu-exec.c b/cpu-exec.c
+index 6ddd8dd..d1e9816 100644
+--- a/cpu-exec.c
++++ b/cpu-exec.c
+@@ -470,8 +470,8 @@ int cpu_exec(CPUState *env1)
+ We avoid this by disabling interrupts when
+ pc contains a magic address. */
+ if (interrupt_request & CPU_INTERRUPT_HARD
+- && ((IS_M(env) && env->regs[15] < 0xfffffff0)
+- || !(env->uncached_cpsr & CPSR_I))) {
++ && !(env->uncached_cpsr & CPSR_I)
++ && (!IS_M(env) || env->regs[15] < 0xfffffff0)) {
+ env->exception_index = EXCP_IRQ;
+ do_interrupt(env);
+ next_tb = 0;
+--
+1.7.1
+
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/0002-Fixed-system-handler-priority-register-access.patch b/c/src/lib/libbsp/arm/lm3s69xx/0002-Fixed-system-handler-priority-register-access.patch
new file mode 100644
index 0000000000..4502000603
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/0002-Fixed-system-handler-priority-register-access.patch
@@ -0,0 +1,102 @@
+From 403b4e0718a815b425a964cfbf7f4117a9278d88 Mon Sep 17 00:00:00 2001
+From: Sebastian Huber <sebastian.huber@embedded-brains.de>
+Date: Sun, 19 Jun 2011 15:33:17 +0200
+Subject: [PATCH 2/6] Fixed system handler priority register access.
+
+According to "ARMv7-M Architecture Reference Manual" issue D section
+"B3.2.10 System Handler Prioriy Register 1, SHPR1", "B3.2.11 System
+Handler Prioriy Register 2, SHPR2", and "B3.2.12 System Handler Prioriy
+Register 3, SHPR3".
+---
+ hw/arm_gic.c | 16 ++++++++++++++--
+ hw/armv7m_nvic.c | 19 -------------------
+ 2 files changed, 14 insertions(+), 21 deletions(-)
+
+diff --git a/hw/arm_gic.c b/hw/arm_gic.c
+index 0e934ec..9f75fcc 100644
+--- a/hw/arm_gic.c
++++ b/hw/arm_gic.c
+@@ -341,6 +341,11 @@ static uint32_t gic_dist_readb(void *opaque, target_phys_addr_t offset)
+ if (GIC_TEST_TRIGGER(irq + i))
+ res |= (2 << (i * 2));
+ }
++#else
++ } else if (0xd18 <= offset && offset < 0xd24) {
++ /* System Handler Priority. */
++ irq = offset - 0xd14;
++ res = GIC_GET_PRIORITY(irq, cpu);
+ #endif
+ } else if (offset < 0xfe0) {
+ goto bad_reg;
+@@ -372,7 +377,8 @@ static uint32_t gic_dist_readl(void *opaque, target_phys_addr_t offset)
+ gic_state *s = (gic_state *)opaque;
+ uint32_t addr;
+ addr = offset;
+- if (addr < 0x100 || addr > 0xd00)
++ if (addr < 0x100 || (addr > 0xd00 && addr != 0xd18 && addr != 0xd1c
++ && addr != 0xd20)) {
+ return nvic_readl(s, addr);
+ #endif
+ val = gic_dist_readw(opaque, offset);
+@@ -507,6 +513,11 @@ static void gic_dist_writeb(void *opaque, target_phys_addr_t offset,
+ GIC_CLEAR_TRIGGER(irq + i);
+ }
+ }
++#else
++ } else if (0xd18 <= offset && offset < 0xd24) {
++ /* System Handler Priority. */
++ irq = offset - 0xd14;
++ s->priority1[irq][0] = value & 0xff;
+ #endif
+ } else {
+ /* 0xf00 is only handled for 32-bit writes. */
+@@ -532,7 +543,8 @@ static void gic_dist_writel(void *opaque, target_phys_addr_t offset,
+ #ifdef NVIC
+ uint32_t addr;
+ addr = offset;
+- if (addr < 0x100 || (addr > 0xd00 && addr != 0xf00)) {
++ if (addr < 0x100 || (addr > 0xd00 && addr != 0xd18 && addr != 0xd1c
++ && addr != 0xd20 && addr != 0xf00)) {
+ nvic_writel(s, addr, value);
+ return;
+ }
+diff --git a/hw/armv7m_nvic.c b/hw/armv7m_nvic.c
+index d06eec9..a2d1404 100644
+--- a/hw/armv7m_nvic.c
++++ b/hw/armv7m_nvic.c
+@@ -194,14 +194,6 @@ static uint32_t nvic_readl(void *opaque, uint32_t offset)
+ case 0xd14: /* Configuration Control. */
+ /* TODO: Implement Configuration Control bits. */
+ return 0;
+- case 0xd18: case 0xd1c: case 0xd20: /* System Handler Priority. */
+- irq = offset - 0xd14;
+- val = 0;
+- val |= s->gic.priority1[irq++][0];
+- val |= s->gic.priority1[irq++][0] << 8;
+- val |= s->gic.priority1[irq++][0] << 16;
+- val |= s->gic.priority1[irq][0] << 24;
+- return val;
+ case 0xd24: /* System Handler Status. */
+ val = 0;
+ if (s->gic.irq_state[ARMV7M_EXCP_MEM].active) val |= (1 << 0);
+@@ -334,17 +326,6 @@ static void nvic_writel(void *opaque, uint32_t offset, uint32_t value)
+ case 0xd14: /* Configuration Control. */
+ /* TODO: Implement control registers. */
+ goto bad_reg;
+- case 0xd18: case 0xd1c: case 0xd20: /* System Handler Priority. */
+- {
+- int irq;
+- irq = offset - 0xd14;
+- s->gic.priority1[irq++][0] = value & 0xff;
+- s->gic.priority1[irq++][0] = (value >> 8) & 0xff;
+- s->gic.priority1[irq++][0] = (value >> 16) & 0xff;
+- s->gic.priority1[irq][0] = (value >> 24) & 0xff;
+- gic_update(&s->gic);
+- }
+- break;
+ case 0xd24: /* System Handler Control. */
+ /* TODO: Real hardware allows you to set/clear the active bits
+ under some circumstances. We don't implement this. */
+--
+1.7.1
+
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/0003-Disable-priority_mask-unused-for-NVIC.patch b/c/src/lib/libbsp/arm/lm3s69xx/0003-Disable-priority_mask-unused-for-NVIC.patch
new file mode 100644
index 0000000000..8debd5cf7e
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/0003-Disable-priority_mask-unused-for-NVIC.patch
@@ -0,0 +1,28 @@
+From 00cf49e35ff83ca3d90caf98339591452b1100e5 Mon Sep 17 00:00:00 2001
+From: Sebastian Huber <sebastian.huber@embedded-brains.de>
+Date: Sun, 17 Jul 2011 15:13:42 +0200
+Subject: [PATCH 3/6] Disable priority_mask (unused for NVIC).
+
+---
+ hw/arm_gic.c | 4 ++++
+ 1 files changed, 4 insertions(+), 0 deletions(-)
+
+diff --git a/hw/arm_gic.c b/hw/arm_gic.c
+index 9f75fcc..a97a318 100644
+--- a/hw/arm_gic.c
++++ b/hw/arm_gic.c
+@@ -642,7 +642,11 @@ static void gic_reset(gic_state *s)
+ int i;
+ memset(s->irq_state, 0, GIC_NIRQ * sizeof(gic_irq_state));
+ for (i = 0 ; i < NUM_CPU(s); i++) {
++#ifdef NVIC
++ s->priority_mask[i] = 0x100;
++#else
+ s->priority_mask[i] = 0xf0;
++#endif
+ s->current_pending[i] = 1023;
+ s->running_irq[i] = 1023;
+ s->running_priority[i] = 0x100;
+--
+1.7.1
+
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/0004-Typo.patch b/c/src/lib/libbsp/arm/lm3s69xx/0004-Typo.patch
new file mode 100644
index 0000000000..5d8e393b84
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/0004-Typo.patch
@@ -0,0 +1,25 @@
+From 9c977927e545943996981c86c7ec71f0b44921ba Mon Sep 17 00:00:00 2001
+From: Sebastian Huber <sebastian.huber@embedded-brains.de>
+Date: Sun, 17 Jul 2011 15:14:40 +0200
+Subject: [PATCH 4/6] Typo.
+
+---
+ hw/arm_gic.c | 2 +-
+ 1 files changed, 1 insertions(+), 1 deletions(-)
+
+diff --git a/hw/arm_gic.c b/hw/arm_gic.c
+index a97a318..237f13f 100644
+--- a/hw/arm_gic.c
++++ b/hw/arm_gic.c
+@@ -378,7 +378,7 @@ static uint32_t gic_dist_readl(void *opaque, target_phys_addr_t offset)
+ uint32_t addr;
+ addr = offset;
+ if (addr < 0x100 || (addr > 0xd00 && addr != 0xd18 && addr != 0xd1c
+- && addr != 0xd20)) {
++ && addr != 0xd20))
+ return nvic_readl(s, addr);
+ #endif
+ val = gic_dist_readw(opaque, offset);
+--
+1.7.1
+
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/0005-Evil-hack-for-BASEPRI-BASEPRI_MAX.patch b/c/src/lib/libbsp/arm/lm3s69xx/0005-Evil-hack-for-BASEPRI-BASEPRI_MAX.patch
new file mode 100644
index 0000000000..d9b8afdd76
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/0005-Evil-hack-for-BASEPRI-BASEPRI_MAX.patch
@@ -0,0 +1,49 @@
+From ee20f52f56b076e71f617e4e3cfe413bea73b824 Mon Sep 17 00:00:00 2001
+From: Sebastian Huber <sebastian.huber@embedded-brains.de>
+Date: Fri, 16 Sep 2011 21:28:21 +0200
+Subject: [PATCH 5/6] Evil hack for BASEPRI/BASEPRI_MAX.
+
+---
+ target-arm/helper.c | 11 +++++++++++
+ 1 files changed, 11 insertions(+), 0 deletions(-)
+
+diff --git a/target-arm/helper.c b/target-arm/helper.c
+index 2fd45c4..d5fc9d3 100644
+--- a/target-arm/helper.c
++++ b/target-arm/helper.c
+@@ -1997,7 +1997,11 @@ uint32_t HELPER(v7m_mrs)(CPUState *env, uint32_t reg)
+ return (env->uncached_cpsr & CPSR_I) != 0;
+ case 17: /* BASEPRI */
+ case 18: /* BASEPRI_MAX */
++ /* FIXME */
++ return (env->uncached_cpsr & CPSR_I) != 0;
++#if 0
+ return env->v7m.basepri;
++#endif
+ case 19: /* FAULTMASK */
+ return (env->uncached_cpsr & CPSR_F) != 0;
+ case 20: /* CONTROL */
+@@ -2052,6 +2056,12 @@ void HELPER(v7m_msr)(CPUState *env, uint32_t reg, uint32_t val)
+ env->uncached_cpsr &= ~CPSR_I;
+ break;
+ case 17: /* BASEPRI */
++ case 18: /* BASEPRI_MAX */
++ if (val)
++ env->uncached_cpsr |= CPSR_I;
++ else
++ env->uncached_cpsr &= ~CPSR_I;
++#if 0
+ env->v7m.basepri = val & 0xff;
+ break;
+ case 18: /* BASEPRI_MAX */
+@@ -2059,6 +2069,7 @@ void HELPER(v7m_msr)(CPUState *env, uint32_t reg, uint32_t val)
+ if (val != 0 && (val < env->v7m.basepri || env->v7m.basepri == 0))
+ env->v7m.basepri = val;
+ break;
++#endif
+ case 19: /* FAULTMASK */
+ if (val & 1)
+ env->uncached_cpsr |= CPSR_F;
+--
+1.7.1
+
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/0006-Evil-hack-to-increase-the-RAM-size.patch b/c/src/lib/libbsp/arm/lm3s69xx/0006-Evil-hack-to-increase-the-RAM-size.patch
new file mode 100644
index 0000000000..f43729c04a
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/0006-Evil-hack-to-increase-the-RAM-size.patch
@@ -0,0 +1,26 @@
+From 187cd2844ffb0e197231dbf7a844e531c1146e09 Mon Sep 17 00:00:00 2001
+From: Sebastian Huber <sebastian.huber@embedded-brains.de>
+Date: Sat, 24 Sep 2011 15:21:41 +0200
+Subject: [PATCH 6/6] Evil hack to increase the RAM size.
+
+---
+ hw/stellaris.c | 3 ++-
+ 1 files changed, 2 insertions(+), 1 deletions(-)
+
+diff --git a/hw/stellaris.c b/hw/stellaris.c
+index ac9fcc1..c00b2fa 100644
+--- a/hw/stellaris.c
++++ b/hw/stellaris.c
+@@ -1177,7 +1177,8 @@ static stellaris_board_info stellaris_boards[] = {
+ { "LM3S6965EVB",
+ 0x10010002,
+ 0x1073402e,
+- 0x00ff007f, /* dc0 */
++ /* FIXME */
++ 0xffffffff, /* dc0 */
+ 0x001133ff,
+ 0x030f5317,
+ 0x0f0f87ff,
+--
+1.7.1
+
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/ChangeLog b/c/src/lib/libbsp/arm/lm3s69xx/ChangeLog
new file mode 100644
index 0000000000..6f193de016
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/ChangeLog
@@ -0,0 +1,14 @@
+2011-09-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
+
+ * 0001-Fixed-interrupt-handling-for-ARMv7M.patch,
+ 0002-Fixed-system-handler-priority-register-access.patch,
+ 0003-Disable-priority_mask-unused-for-NVIC.patch, 0004-Typo.patch,
+ 0005-Evil-hack-for-BASEPRI-BASEPRI_MAX.patch,
+ 0006-Evil-hack-to-increase-the-RAM-size.patch, bsp_specs, ChangeLog,
+ clock/clock-config.c, configure.ac, console/console-config.c,
+ console/uart.c, .cvsignore, include/bsp.h, include/.cvsignore,
+ include/irq.h, include/lm3s69xx.h, include/uart.h, irq/irq.c,
+ make/custom/lm3s6965.cfg, make/custom/lm3s69xx.inc, Makefile.am,
+ README, start/start.S, startup/bspreset.c, startup/bspstart.c,
+ startup/bspstarthook.c, startup/linkcmds.lm3s6965, timer/timer.c: New
+ files.
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/Makefile.am b/c/src/lib/libbsp/arm/lm3s69xx/Makefile.am
new file mode 100644
index 0000000000..7d2a6fda7e
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/Makefile.am
@@ -0,0 +1,114 @@
+##
+#
+# @file
+#
+# @brief Makefile of LibBSP for the LM3S69XX boards.
+#
+
+# $Id$
+
+ACLOCAL_AMFLAGS = -I ../../../../aclocal
+
+include $(top_srcdir)/../../../../automake/compile.am
+
+include_bspdir = $(includedir)/bsp
+
+dist_project_lib_DATA = bsp_specs
+
+###############################################################################
+# Header #
+###############################################################################
+
+include_HEADERS = include/bsp.h
+
+nodist_include_HEADERS = ../../shared/include/coverhd.h \
+ include/bspopts.h
+
+nodist_include_bsp_HEADERS = ../../shared/include/bootcard.h
+
+include_bsp_HEADERS =
+include_bsp_HEADERS += ../../shared/include/utility.h
+include_bsp_HEADERS += ../../shared/include/irq-generic.h
+include_bsp_HEADERS += ../../shared/include/irq-info.h
+include_bsp_HEADERS += ../../shared/include/stackalloc.h
+include_bsp_HEADERS += ../../shared/tod.h
+include_bsp_HEADERS += ../shared/include/start.h
+include_bsp_HEADERS += include/irq.h
+include_bsp_HEADERS += include/uart.h
+include_bsp_HEADERS += include/lm3s69xx.h
+
+include_HEADERS += ../../shared/include/tm27.h
+
+###############################################################################
+# Data #
+###############################################################################
+
+noinst_LIBRARIES = libbspstart.a
+
+libbspstart_a_SOURCES = start/start.S
+
+project_lib_DATA = start.$(OBJEXT)
+
+project_lib_DATA += startup/linkcmds
+EXTRA_DIST = startup/linkcmds.lm3s6965
+
+###############################################################################
+# LibBSP #
+###############################################################################
+
+noinst_LIBRARIES += libbsp.a
+
+libbsp_a_SOURCES =
+libbsp_a_CPPFLAGS =
+libbsp_a_LIBADD =
+
+# Shared
+libbsp_a_SOURCES += ../../shared/bootcard.c \
+ ../../shared/bspclean.c \
+ ../../shared/bspgetworkarea.c \
+ ../../shared/bsplibc.c \
+ ../../shared/bsppost.c \
+ ../../shared/bsppredriverhook.c \
+ ../../shared/bsppretaskinghook.c \
+ ../../shared/gnatinstallhandler.c \
+ ../../shared/sbrk.c \
+ ../../shared/src/stackalloc.c
+
+# Startup
+libbsp_a_SOURCES += startup/bspstart.c \
+ startup/bspstarthook.c \
+ startup/bspreset.c
+
+# IRQ
+libbsp_a_SOURCES += ../../shared/src/irq-generic.c \
+ ../../shared/src/irq-legacy.c \
+ ../../shared/src/irq-info.c \
+ ../../shared/src/irq-shell.c \
+ ../../shared/src/irq-server.c \
+ irq/irq.c
+
+# Console
+libbsp_a_SOURCES += ../../shared/console.c \
+ console/console-config.c \
+ console/uart.c
+
+# Clock
+libbsp_a_SOURCES += clock/clock-config.c \
+ ../../../shared/clockdrv_shell.h
+
+# Timer
+libbsp_a_SOURCES += timer/timer.c
+
+# Cache
+libbsp_a_SOURCES += ../../../libcpu/shared/src/cache_manager.c \
+ ../../../libcpu/arm/shared/cache/cache_.h
+libbsp_a_CPPFLAGS += -I$(srcdir)/../../../libcpu/arm/shared/include
+
+###############################################################################
+# Special Rules #
+###############################################################################
+
+DISTCLEANFILES = include/bspopts.h
+
+include $(srcdir)/preinstall.am
+include $(top_srcdir)/../../../../automake/local.am
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/README b/c/src/lib/libbsp/arm/lm3s69xx/README
new file mode 100644
index 0000000000..289ecb8dcc
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/README
@@ -0,0 +1,15 @@
+Tested only on Qemu simulator with git (git://git.qemu.org/qemu.git) version
+f9188227a455446b5c10a8f5114f266001c1c801 (Tue May 17 17:08:43 2011).
+
+You have to apply the patches:
+
+0001-Fixed-interrupt-handling-for-ARMv7M.patch
+0002-Fixed-system-handler-priority-register-access.patch
+0003-Disable-priority_mask-unused-for-NVIC.patch
+0004-Typo.patch
+0005-Evil-hack-for-BASEPRI-BASEPRI_MAX.patch
+0006-Evil-hack-to-increase-the-RAM-size.patch
+
+Command line:
+
+qemu-system-arm -S -s -net none -nographic -M lm3s6965evb -kernel hello.bin
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/bsp_specs b/c/src/lib/libbsp/arm/lm3s69xx/bsp_specs
new file mode 100644
index 0000000000..082653ad22
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/bsp_specs
@@ -0,0 +1,13 @@
+%rename endfile old_endfile
+%rename startfile old_startfile
+%rename link old_link
+
+*startfile:
+%{!qrtems: %(old_startfile)} \
+%{!nostdlib: %{qrtems: start.o%s crti.o%s crtbegin.o%s -e _start}}
+
+*link:
+%{!qrtems: %(old_link)} %{qrtems: -dc -dp -N}
+
+*endfile:
+%{!qrtems: *(old_endfiles)} %{qrtems: crtend.o%s crtn.o%s }
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/clock/clock-config.c b/c/src/lib/libbsp/arm/lm3s69xx/clock/clock-config.c
new file mode 100644
index 0000000000..a1aeb62070
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/clock/clock-config.c
@@ -0,0 +1,102 @@
+/*
+ * Copyright (c) 2011 Sebastian Huber. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#include <rtems.h>
+#include <rtems/score/armv7m.h>
+
+/* This is defined in ../../../shared/clockdrv_shell.h */
+rtems_isr Clock_isr(rtems_vector_number vector);
+
+static uint64_t _ARMV7M_Systick_factor;
+
+static void _ARMV7M_Systick_at_tick(void)
+{
+ volatile ARMV7M_Systick *systick = _ARMV7M_Systick;
+
+ /* Clear COUNTFLAG */
+ systick->csr;
+}
+
+static void _ARMV7M_Systick_handler(void)
+{
+ _ARMV7M_Interrupt_service_enter();
+ Clock_isr(ARMV7M_VECTOR_SYSTICK);
+ _ARMV7M_Interrupt_service_leave();
+}
+
+static void _ARMV7M_Systick_handler_install(void)
+{
+ _ARMV7M_Set_exception_handler(
+ ARMV7M_VECTOR_SYSTICK,
+ _ARMV7M_Systick_handler
+ );
+}
+
+static void _ARMV7M_Systick_initialize(void)
+{
+ volatile ARMV7M_Systick *systick = _ARMV7M_Systick;
+ uint64_t frequency = ARMV7M_SYSTICK_CALIB_TENMS(systick->calib) * 100ULL;
+ uint64_t us_per_tick = rtems_configuration_get_microseconds_per_tick();
+ uint64_t interval = (frequency * us_per_tick) / 1000000ULL;
+
+ _ARMV7M_Systick_factor = (1000000000ULL << 32) / frequency;
+
+ systick->rvr = (uint32_t) interval;
+ systick->cvr = 0;
+ systick->csr = ARMV7M_SYSTICK_CSR_TICKINT | ARMV7M_SYSTICK_CSR_ENABLE;
+}
+
+static void _ARMV7M_Systick_cleanup(void)
+{
+ volatile ARMV7M_Systick *systick = _ARMV7M_Systick;
+
+ systick->csr = 0;
+}
+
+static uint32_t _ARMV7M_Systick_nanoseconds_since_last_tick(void)
+{
+ volatile ARMV7M_Systick *systick = _ARMV7M_Systick;
+ volatile ARMV7M_SCB *scb = _ARMV7M_SCB;
+ uint32_t rvr = systick->rvr;
+ uint32_t c = rvr - systick->cvr;
+
+ if ((scb->icsr & ARMV7M_SCB_ICSR_PENDSTSET) != 0) {
+ c = rvr - systick->cvr + rvr;
+ }
+
+ return (uint32_t) ((c * _ARMV7M_Systick_factor) >> 32);
+}
+
+#define Clock_driver_support_at_tick() \
+ _ARMV7M_Systick_at_tick()
+
+#define Clock_driver_support_initialize_hardware() \
+ _ARMV7M_Systick_initialize()
+
+#define Clock_driver_support_install_isr(isr, old_isr) \
+ do { \
+ _ARMV7M_Systick_handler_install(); \
+ old_isr = NULL; \
+ } while (0)
+
+#define Clock_driver_support_shutdown_hardware() \
+ _ARMV7M_Systick_cleanup()
+
+#define Clock_driver_nanoseconds_since_last_tick \
+ _ARMV7M_Systick_nanoseconds_since_last_tick
+
+/* Include shared source clock driver code */
+#include "../../../shared/clockdrv_shell.h"
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/configure.ac b/c/src/lib/libbsp/arm/lm3s69xx/configure.ac
new file mode 100644
index 0000000000..8a862fef09
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/configure.ac
@@ -0,0 +1,46 @@
+##
+#
+# @file
+#
+# @brief Configure script of LibBSP for the LM3S39XX boards.
+#
+
+AC_PREREQ([2.68])
+AC_INIT([rtems-c-src-lib-libbsp-arm-lm3s69xx],[_RTEMS_VERSION],[rtems-bugs@rtems.com])
+AC_CONFIG_SRCDIR([bsp_specs])
+RTEMS_TOP(../../../../../..)
+
+RTEMS_CANONICAL_TARGET_CPU
+AM_INIT_AUTOMAKE([no-define nostdinc foreign 1.11.1])
+RTEMS_BSP_CONFIGURE
+
+RTEMS_PROG_CC_FOR_TARGET
+RTEMS_CANONICALIZE_TOOLS
+RTEMS_PROG_CCAS
+
+RTEMS_CHECK_NETWORKING
+AM_CONDITIONAL(HAS_NETWORKING,test "$HAS_NETWORKING" = "yes")
+
+RTEMS_BSPOPTS_SET([BSP_SMALL_MEMORY],[*],[])
+RTEMS_BSPOPTS_HELP([BSP_SMALL_MEMORY],[disable testsuite samples with high memory demands])
+
+RTEMS_BSPOPTS_SET([LM3S69XX_SYSTEM_CLOCK],[*],[50000000])
+RTEMS_BSPOPTS_HELP([LM3S69XX_SYSTEM_CLOCK],[system clock in Hz])
+
+RTEMS_BSPOPTS_SET([LM3S69XX_UART_BAUD],[*],[115200])
+RTEMS_BSPOPTS_HELP([LM3S69XX_UART_BAUD],[baud for UARTs])
+
+RTEMS_BSPOPTS_SET([LM3S69XX_ENABLE_UART_0],[*],[1])
+RTEMS_BSPOPTS_HELP([LM3S69XX_ENABLE_UART_0],[enable UART 0])
+
+RTEMS_BSPOPTS_SET([LM3S69XX_ENABLE_UART_1],[*],[])
+RTEMS_BSPOPTS_HELP([LM3S69XX_ENABLE_UART_1],[enable UART 1])
+
+RTEMS_BSPOPTS_SET([LM3S69XX_ENABLE_UART_2],[*],[])
+RTEMS_BSPOPTS_HELP([LM3S69XX_ENABLE_UART_2],[enable UART 2])
+
+RTEMS_BSP_CLEANUP_OPTIONS(0, 0)
+RTEMS_BSP_LINKCMDS
+
+AC_CONFIG_FILES([Makefile])
+AC_OUTPUT
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/console/console-config.c b/c/src/lib/libbsp/arm/lm3s69xx/console/console-config.c
new file mode 100644
index 0000000000..00864b5bc6
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/console/console-config.c
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2011 Sebastian Huber. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#include <rtems/bspIo.h>
+
+#include <libchip/serial.h>
+
+#include <bspopts.h>
+#include <bsp/irq.h>
+#include <bsp/uart.h>
+#include <bsp/lm3s69xx.h>
+
+console_tbl Console_Port_Tbl [] = {
+ #ifdef LM3S69XX_ENABLE_UART_0
+ {
+ .sDeviceName = "/dev/ttyS0",
+ .deviceType = SERIAL_CUSTOM,
+ .pDeviceFns = &lm3s69xx_uart_fns,
+ .ulCtrlPort1 = LM3S69XX_UART_0_BASE,
+ .ulClock = LM3S69XX_UART_BAUD,
+ .ulIntVector = LM3S69XX_IRQ_UART_0
+ },
+ #endif
+ #ifdef LM3S69XX_ENABLE_UART_1
+ {
+ .sDeviceName = "/dev/ttyS1",
+ .deviceType = SERIAL_CUSTOM,
+ .pDeviceFns = &lm3s69xx_uart_fns,
+ .ulCtrlPort1 = LM3S69XX_UART_1_BASE,
+ .ulClock = LM3S69XX_UART_BAUD,
+ .ulIntVector = LM3S69XX_IRQ_UART_1
+ }
+ #endif
+ #ifdef LM3S69XX_ENABLE_UART_2
+ {
+ .sDeviceName = "/dev/ttyS2",
+ .deviceType = SERIAL_CUSTOM,
+ .pDeviceFns = &lm3s69xx_uart_fns,
+ .ulCtrlPort1 = LM3S69XX_UART_2_BASE,
+ .ulClock = LM3S69XX_UART_BAUD,
+ .ulIntVector = LM3S69XX_IRQ_UART_2
+ }
+ #endif
+};
+
+#define PORT_COUNT (sizeof(Console_Port_Tbl) / sizeof(Console_Port_Tbl [0]))
+
+unsigned long Console_Port_Count = PORT_COUNT;
+
+rtems_device_minor_number Console_Port_Minor;
+
+console_data Console_Port_Data [PORT_COUNT];
+
+static void output_char(char c)
+{
+ const console_fns *con = Console_Port_Tbl [Console_Port_Minor].pDeviceFns;
+
+ if (c == '\n') {
+ con->deviceWritePolled((int) Console_Port_Minor, '\r');
+ }
+ con->deviceWritePolled((int) Console_Port_Minor, c);
+}
+
+BSP_output_char_function_type BSP_output_char = output_char;
+
+BSP_polling_getchar_function_type BSP_poll_char = NULL;
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/console/uart.c b/c/src/lib/libbsp/arm/lm3s69xx/console/uart.c
new file mode 100644
index 0000000000..f85b23e55a
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/console/uart.c
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2011 Sebastian Huber. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#include <bspopts.h>
+#include <bsp/uart.h>
+#include <libchip/sersupp.h>
+
+static volatile lm3s69xx_uart *get_uart_regs(int minor)
+{
+ console_tbl *ct = &Console_Port_Tbl [minor];
+
+ return (lm3s69xx_uart *) ct->ulCtrlPort1;
+}
+
+static void initialize(int minor)
+{
+ volatile lm3s69xx_uart *uart = get_uart_regs(minor);
+
+ uart->ctl = 0;
+ uart->lcrh = UARTLCRH_WLEN(0x3) | UARTLCRH_FEN;
+ uart->ctl = UARTCTL_RXE | UARTCTL_TXE | UARTCTL_UARTEN;
+}
+
+static int first_open(int major, int minor, void *arg)
+{
+ rtems_libio_open_close_args_t *oc = (rtems_libio_open_close_args_t *) arg;
+ struct rtems_termios_tty *tty = (struct rtems_termios_tty *) oc->iop->data1;
+ console_tbl *ct = &Console_Port_Tbl [minor];
+ console_data *cd = &Console_Port_Data [minor];
+
+ cd->termios_data = tty;
+ rtems_termios_set_initial_baud(tty, LM3S69XX_UART_BAUD);
+
+ return 0;
+}
+
+static int last_close(int major, int minor, void *arg)
+{
+ return 0;
+}
+
+static int read_polled(int minor)
+{
+ volatile lm3s69xx_uart *uart = get_uart_regs(minor);
+
+ if ((uart->fr & UARTFR_RXFE) != 0) {
+ return -1;
+ } else {
+ return UARTDR_DATA(uart->dr);
+ }
+}
+
+static void write_polled(int minor, char c)
+{
+ volatile lm3s69xx_uart *uart = get_uart_regs(minor);
+
+ while ((uart->fr & UARTFR_TXFF) != 0) {
+ /* Wait */
+ }
+
+ uart->dr = UARTDR_DATA(c);
+}
+
+static ssize_t write_support_polled(
+ int minor,
+ const char *s,
+ size_t n
+)
+{
+ ssize_t i = 0;
+
+ for (i = 0; i < n; ++i) {
+ write_polled(minor, s [i]);
+ }
+
+ return n;
+}
+
+static int set_attribues(int minor, const struct termios *term)
+{
+ return -1;
+}
+
+console_fns lm3s69xx_uart_fns = {
+ .deviceProbe = libchip_serial_default_probe,
+ .deviceFirstOpen = first_open,
+ .deviceLastClose = last_close,
+ .deviceRead = read_polled,
+ .deviceWrite = write_support_polled,
+ .deviceInitialize = initialize,
+ .deviceWritePolled = write_polled,
+ .deviceSetAttributes = set_attribues,
+ .deviceOutputUsesInterrupts = false
+};
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/include/.cvsignore b/c/src/lib/libbsp/arm/lm3s69xx/include/.cvsignore
new file mode 100644
index 0000000000..a83132db41
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/include/.cvsignore
@@ -0,0 +1,4 @@
+stamp-h
+stamp-h.in
+bspopts.h
+bspopts.h.in
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/include/bsp.h b/c/src/lib/libbsp/arm/lm3s69xx/include/bsp.h
new file mode 100644
index 0000000000..2304544bfb
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/include/bsp.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2011 Sebastian Huber. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#ifndef LIBBSP_ARM_LM3S69XX_BSP_H
+#define LIBBSP_ARM_LM3S69XX_BSP_H
+
+#include <bspopts.h>
+
+#include <rtems.h>
+#include <rtems/console.h>
+#include <rtems/clockdrv.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+#define BSP_FEATURE_IRQ_EXTENSION
+
+#ifndef ASM
+
+#endif /* ASM */
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* LIBBSP_ARM_LM3S69XX_BSP_H */
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/include/irq.h b/c/src/lib/libbsp/arm/lm3s69xx/include/irq.h
new file mode 100644
index 0000000000..b6914e287a
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/include/irq.h
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2011 Sebastian Huber. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#ifndef LIBBSP_ARM_LM3S69XX_IRQ_H
+#define LIBBSP_ARM_LM3S69XX_IRQ_H
+
+#ifndef ASM
+
+#include <rtems.h>
+#include <rtems/irq.h>
+#include <rtems/irq-extension.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* ASM */
+
+#define LM3S69XX_IRQ_GPIO_PORT_A 16
+#define LM3S69XX_IRQ_GPIO_PORT_B 17
+#define LM3S69XX_IRQ_GPIO_PORT_C 18
+#define LM3S69XX_IRQ_GPIO_PORT_D 19
+#define LM3S69XX_IRQ_GPIO_PORT_E 20
+#define LM3S69XX_IRQ_UART_0 21
+#define LM3S69XX_IRQ_UART_1 22
+#define LM3S69XX_IRQ_SSI_0 23
+#define LM3S69XX_IRQ_I2C_0 24
+#define LM3S69XX_IRQ_PWM_GENERATOR_0 26
+#define LM3S69XX_IRQ_PWM_GENERATOR_1 27
+#define LM3S69XX_IRQ_PWM_GENERATOR_2 28
+#define LM3S69XX_IRQ_QEI_0 29
+#define LM3S69XX_IRQ_ADC0_SEQUENCE_0 30
+#define LM3S69XX_IRQ_ADC0_SEQUENCE_1 31
+#define LM3S69XX_IRQ_ADC0_SEQUENCE_2 32
+#define LM3S69XX_IRQ_ADC0_SEQUENCE_3 33
+#define LM3S69XX_IRQ_WATCHDOG_TIMER_0 34
+#define LM3S69XX_IRQ_TIMER_0_A 35
+#define LM3S69XX_IRQ_TIMER_0_B 36
+#define LM3S69XX_IRQ_TIMER_1_A 37
+#define LM3S69XX_IRQ_TIMER_1_B 38
+#define LM3S69XX_IRQ_TIMER_2_A 39
+#define LM3S69XX_IRQ_TIMER_2_B 40
+#define LM3S69XX_IRQ_ANALOG_COMPARATOR_0 41
+#define LM3S69XX_IRQ_ANALOG_COMPARATOR_1 42
+#define LM3S69XX_IRQ_SYSTEM_CONTROL 44
+#define LM3S69XX_IRQ_FLASH_MEMORY_CONTROL 45
+#define LM3S69XX_IRQ_GPIO_PORT_F 46
+#define LM3S69XX_IRQ_GPIO PORT_G 47
+#define LM3S69XX_IRQ_UART_2 49
+#define LM3S69XX_IRQ_TIMER_3_A 51
+#define LM3S69XX_IRQ_TIMER_3_B 52
+#define LM3S69XX_IRQ_I2C_1 53
+#define LM3S69XX_IRQ_QEI_1 54
+#define LM3S69XX_IRQ_ETHERNET_CONTROLLER 58
+#define LM3S69XX_IRQ_HIBERNATION_MODULE 59
+
+#define LM3S69XX_IRQ_PRIORITY_VALUE_MIN 0
+#define LM3S69XX_IRQ_PRIORITY_VALUE_MAX 7
+#define LM3S69XX_IRQ_PRIORITY_COUNT (LM3S69XX_IRQ_PRIORITY_VALUE_MAX + 1)
+#define LM3S69XX_IRQ_PRIORITY_HIGHEST LM3S69XX_IRQ_PRIORITY_VALUE_MIN
+#define LM3S69XX_IRQ_PRIORITY_LOWEST LM3S69XX_IRQ_PRIORITY_VALUE_MAX
+
+#define BSP_INTERRUPT_VECTOR_MIN 0
+#define BSP_INTERRUPT_VECTOR_MAX 59
+
+#endif /* LIBBSP_ARM_LM3S69XX_IRQ_H */
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/include/lm3s69xx.h b/c/src/lib/libbsp/arm/lm3s69xx/include/lm3s69xx.h
new file mode 100644
index 0000000000..5f66b7e746
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/include/lm3s69xx.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2011 Sebastian Huber. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#ifndef LIBBSP_ARM_LM3S69XX_LM3S69XX_H
+#define LIBBSP_ARM_LM3S69XX_LM3S69XX_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+#define LM3S69XX_UART_0_BASE 0x4000c000
+#define LM3S69XX_UART_1_BASE 0x4000d000
+#define LM3S69XX_UART_2_BASE 0x4000e000
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* LIBBSP_ARM_LM3S69XX_LM3S69XX_H */
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/include/uart.h b/c/src/lib/libbsp/arm/lm3s69xx/include/uart.h
new file mode 100644
index 0000000000..222a2dbbbd
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/include/uart.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2011 Sebastian Huber. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#ifndef LIBBSP_ARM_LM3S69XX_UART_H
+#define LIBBSP_ARM_LM3S69XX_UART_H
+
+#include <libchip/serial.h>
+#include <bsp/utility.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+typedef struct {
+#define UARTDR_OE BSP_BIT32(11)
+#define UARTDR_BE BSP_BIT32(10)
+#define UARTDR_PE BSP_BIT32(9)
+#define UARTDR_FE BSP_BIT32(8)
+#define UARTDR_DATA(val) BSP_FLD32(val, 0, 7)
+ uint32_t dr;
+
+ uint32_t rsr_ecr;
+ uint32_t reserved [4];
+
+#define UARTFR_TXFE BSP_BIT32(7)
+#define UARTFR_RXFF BSP_BIT32(6)
+#define UARTFR_TXFF BSP_BIT32(5)
+#define UARTFR_RXFE BSP_BIT32(4)
+#define UARTFR_BUSY BSP_BIT32(3)
+ uint32_t fr;
+ uint32_t ilpr;
+ uint32_t ibrd;
+ uint32_t fbrd;
+
+#define UARTLCRH_SPS BSP_BIT32(7)
+#define UARTLCRH_WLEN(val) BSP_FLD32(val, 5, 6)
+#define UARTLCRH_FEN BSP_BIT32(4)
+#define UARTLCRH_STP2 BSP_BIT32(3)
+#define UARTLCRH_EPS BSP_BIT32(2)
+#define UARTLCRH_PEN BSP_BIT32(1)
+#define UARTLCRH_BRK BSP_BIT32(0)
+ uint32_t lcrh;
+
+#define UARTCTL_RXE BSP_BIT32(9)
+#define UARTCTL_TXE BSP_BIT32(8)
+#define UARTCTL_LBE BSP_BIT32(7)
+#define UARTCTL_SIRLP BSP_BIT32(2)
+#define UARTCTL_SIREN BSP_BIT32(1)
+#define UARTCTL_UARTEN BSP_BIT32(0)
+ uint32_t ctl;
+
+#define UARTIFLS_RXIFLSEL(val) BSP_FLD32(val, 3, 5)
+#define UARTIFLS_TXIFLSEL(val) BSP_FLD32(val, 0, 2)
+ uint32_t ifls;
+
+#define UARTI_OE BSP_BIT32(10)
+#define UARTI_BE BSP_BIT32(9)
+#define UARTI_PE BSP_BIT32(8)
+#define UARTI_FE BSP_BIT32(7)
+#define UARTI_RT BSP_BIT32(6)
+#define UARTI_TX BSP_BIT32(5)
+#define UARTI_RX BSP_BIT32(4)
+ uint32_t im;
+ uint32_t ris;
+ uint32_t mis;
+ uint32_t icr;
+} lm3s69xx_uart;
+
+extern console_fns lm3s69xx_uart_fns;
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* LIBBSP_ARM_LM3S69XX_UART_H */
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/irq/irq.c b/c/src/lib/libbsp/arm/lm3s69xx/irq/irq.c
new file mode 100644
index 0000000000..4305efa354
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/irq/irq.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2011 Sebastian Huber. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#include <string.h>
+
+#include <rtems/score/armv7m.h>
+
+#include <bsp.h>
+#include <bsp/irq.h>
+#include <bsp/irq-generic.h>
+#include <bsp/lm3s69xx.h>
+
+static __attribute__((aligned(128))) ARMV7M_Exception_handler
+ lm3s69xx_vector_table [BSP_INTERRUPT_VECTOR_MAX + 1];
+
+void bsp_interrupt_dispatch(void)
+{
+}
+
+rtems_status_code bsp_interrupt_vector_enable(rtems_vector_number vector)
+{
+ return RTEMS_SUCCESSFUL;
+}
+
+rtems_status_code bsp_interrupt_vector_disable(rtems_vector_number vector)
+{
+ return RTEMS_SUCCESSFUL;
+}
+
+rtems_status_code bsp_interrupt_facility_initialize(void)
+{
+ memcpy(&lm3s69xx_vector_table [0], (void *) 0, sizeof(lm3s69xx_vector_table));
+ _ARMV7M_SCB->vtor = &lm3s69xx_vector_table [0];
+
+ return RTEMS_SUCCESSFUL;
+}
+
+void bsp_interrupt_handler_default(rtems_vector_number vector)
+{
+ printk("spurious interrupt: %u\n", vector);
+}
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/make/custom/lm3s6965.cfg b/c/src/lib/libbsp/arm/lm3s69xx/make/custom/lm3s6965.cfg
new file mode 100644
index 0000000000..4643f0aa26
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/make/custom/lm3s6965.cfg
@@ -0,0 +1,7 @@
+#
+# Config file for LM3S6965.
+#
+# $Id$
+#
+
+include $(RTEMS_ROOT)/make/custom/lm3s69xx.inc
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/make/custom/lm3s69xx.inc b/c/src/lib/libbsp/arm/lm3s69xx/make/custom/lm3s69xx.inc
new file mode 100644
index 0000000000..f68aca1d06
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/make/custom/lm3s69xx.inc
@@ -0,0 +1,19 @@
+#
+# Config file for LM3S69XX.
+#
+# $Id$
+#
+
+include $(RTEMS_ROOT)/make/custom/default.cfg
+
+RTEMS_CPU = arm
+
+CPU_CFLAGS = -mstructure-size-boundary=8 -march=armv7-m -mthumb \
+ -fno-schedule-insns2 -fno-common
+
+CFLAGS_OPTIMIZE_V = -O2 -g
+
+define bsp-post-link
+ $(default-bsp-post-link)
+ $(OBJCOPY) -O binary $(basename $@).exe $(basename $@).ralf
+endef
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/start/start.S b/c/src/lib/libbsp/arm/lm3s69xx/start/start.S
new file mode 100644
index 0000000000..e90a9f3b2a
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/start/start.S
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2011 embedded brains GmbH. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#include <rtems/asm.h>
+#include <rtems/system.h>
+#include <rtems/score/cpu.h>
+
+#include <bspopts.h>
+#include <bsp/irq.h>
+#include <bsp/linker-symbols.h>
+
+/* External symbols */
+
+.extern bsp_start_hook
+.extern boot_card
+.extern bsp_reset
+
+/* Global symbols */
+
+.globl _start
+
+.syntax unified
+
+.section ".bsp_start_text", "ax"
+.thumb
+.word bsp_stack_main_end
+.word _start /* Reset */
+.word bsp_reset /* NMI */
+.word bsp_reset /* Hard Fault */
+.word bsp_reset /* MPU Fault */
+.word bsp_reset /* Bus Fault */
+.word bsp_reset /* Usage Fault */
+.word 0 /* Reserved */
+.word 0 /* Reserved */
+.word 0 /* Reserved */
+.word 0 /* Reserved */
+.word bsp_reset /* SVC */
+.word bsp_reset /* Debug Monitor */
+.word 0 /* Reserved */
+.word bsp_reset /* PendSV */
+.word bsp_reset /* SysTick */
+.rept BSP_INTERRUPT_VECTOR_MAX - 15
+.word bsp_reset /* IRQ */
+.endr
+
+.thumb_func
+_start:
+ bl bsp_start_hook_0
+ mov r0, #0
+ bl boot_card
+
+twiddle:
+ bl bsp_reset
+ b twiddle
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/startup/bspreset.c b/c/src/lib/libbsp/arm/lm3s69xx/startup/bspreset.c
new file mode 100644
index 0000000000..686f5a4263
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/startup/bspreset.c
@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2011 Sebastian Huber. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+
+#include <rtems.h>
+#include <rtems/score/armv7m.h>
+
+#include <bsp/bootcard.h>
+
+void bsp_reset(void)
+{
+ rtems_interrupt_level level;
+
+ rtems_interrupt_disable(level);
+
+ _ARMV7M_NVIC->reserved_5 [0] = 0;
+}
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/startup/bspstart.c b/c/src/lib/libbsp/arm/lm3s69xx/startup/bspstart.c
new file mode 100644
index 0000000000..1eb8af5d6d
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/startup/bspstart.c
@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2011 Sebastian Huber. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#include <bsp.h>
+#include <bsp/bootcard.h>
+#include <bsp/irq-generic.h>
+#include <bsp/irq.h>
+#include <bsp/linker-symbols.h>
+
+void bsp_start(void)
+{
+ if (bsp_interrupt_initialize() != RTEMS_SUCCESSFUL) {
+ _CPU_Fatal_halt(0xe);
+ }
+}
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/startup/bspstarthook.c b/c/src/lib/libbsp/arm/lm3s69xx/startup/bspstarthook.c
new file mode 100644
index 0000000000..33d0670205
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/startup/bspstarthook.c
@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2011 Sebastian Huber. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#include <bspopts.h>
+#include <bsp/start.h>
+#include <bsp/linker-symbols.h>
+
+static void BSP_START_TEXT_SECTION copy(int *dst, const int *src, int n)
+{
+ if (src != dst) {
+ const int *end = dst + (n + sizeof(int) - 1) / sizeof(int);
+
+ while (dst != end) {
+ *dst = *src;
+ ++src;
+ ++dst;
+ }
+ }
+}
+
+static void BSP_START_TEXT_SECTION clear_bss(void)
+{
+ int *dst = (int *) bsp_section_bss_begin;
+ int n = (int) bsp_section_bss_size;
+ const int *end = dst + (n + sizeof(int) - 1) / sizeof(int);
+
+ while (dst != end) {
+ *dst = 0;
+ ++dst;
+ }
+}
+
+void BSP_START_TEXT_SECTION bsp_start_hook_0(void)
+{
+ /* Copy .text section */
+ copy(
+ (int *) bsp_section_text_begin,
+ (const int *) bsp_section_text_load_begin,
+ (size_t) bsp_section_text_size
+ );
+
+ /* Copy .rodata section */
+ copy(
+ (int *) bsp_section_rodata_begin,
+ (const int *) bsp_section_rodata_load_begin,
+ (size_t) bsp_section_rodata_size
+ );
+
+ /* Copy .data section */
+ copy(
+ (int *) bsp_section_data_begin,
+ (const int *) bsp_section_data_load_begin,
+ (size_t) bsp_section_data_size
+ );
+
+ /* Copy .fast_text section */
+ copy(
+ (int *) bsp_section_fast_text_begin,
+ (const int *) bsp_section_fast_text_load_begin,
+ (size_t) bsp_section_fast_text_size
+ );
+
+ /* Copy .fast_data section */
+ copy(
+ (int *) bsp_section_fast_data_begin,
+ (const int *) bsp_section_fast_data_load_begin,
+ (size_t) bsp_section_fast_data_size
+ );
+
+ /* Clear .bss section */
+ clear_bss();
+
+ /* At this point we can use objects outside the .start section */
+}
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/startup/linkcmds.lm3s6965 b/c/src/lib/libbsp/arm/lm3s69xx/startup/linkcmds.lm3s6965
new file mode 100644
index 0000000000..aad5e0305a
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/startup/linkcmds.lm3s6965
@@ -0,0 +1,29 @@
+/**
+ * @file
+ *
+ * @brief Memory map.
+ */
+
+MEMORY {
+ RAM_INT (AIW) : ORIGIN = 0x20000000, LENGTH = 16M
+ ROM_INT (RX) : ORIGIN = 0x00000000, LENGTH = 64M
+ NIRVANA : ORIGIN = 0, LENGTH = 0
+}
+
+REGION_ALIAS ("REGION_START", ROM_INT);
+REGION_ALIAS ("REGION_VECTOR", RAM_INT);
+REGION_ALIAS ("REGION_TEXT", ROM_INT);
+REGION_ALIAS ("REGION_TEXT_LOAD", ROM_INT);
+REGION_ALIAS ("REGION_RODATA", ROM_INT);
+REGION_ALIAS ("REGION_RODATA_LOAD", ROM_INT);
+REGION_ALIAS ("REGION_DATA", RAM_INT);
+REGION_ALIAS ("REGION_DATA_LOAD", ROM_INT);
+REGION_ALIAS ("REGION_FAST_TEXT", RAM_INT);
+REGION_ALIAS ("REGION_FAST_TEXT_LOAD", ROM_INT);
+REGION_ALIAS ("REGION_FAST_DATA", RAM_INT);
+REGION_ALIAS ("REGION_FAST_DATA_LOAD", ROM_INT);
+REGION_ALIAS ("REGION_BSS", RAM_INT);
+REGION_ALIAS ("REGION_WORK", RAM_INT);
+REGION_ALIAS ("REGION_STACK", RAM_INT);
+
+INCLUDE linkcmds.armv7
diff --git a/c/src/lib/libbsp/arm/lm3s69xx/timer/timer.c b/c/src/lib/libbsp/arm/lm3s69xx/timer/timer.c
new file mode 100644
index 0000000000..94e41bbcaa
--- /dev/null
+++ b/c/src/lib/libbsp/arm/lm3s69xx/timer/timer.c
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2011 Sebastian Huber. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Obere Lagerstr. 30
+ * 82178 Puchheim
+ * Germany
+ * <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#include <rtems/btimer.h>
+
+static bool benchmark_timer_find_average_overhead = false;
+
+void benchmark_timer_initialize(void)
+{
+ /* TODO */
+}
+
+uint32_t benchmark_timer_read(void)
+{
+ /* TODO */
+ return 0;
+}
+
+void benchmark_timer_disable_subtracting_average_overhead(
+ bool find_average_overhead
+)
+{
+ benchmark_timer_find_average_overhead = find_average_overhead;
+}