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authorNathaniel Graff <nathaniel.graff@sifive.com>2019-05-23 21:11:59 +0000
committerGitHub <noreply@github.com>2019-05-23 21:11:59 +0000
commit2c0269905929128bd0bd13a55ae3d8afd60a1af6 (patch)
tree8a1e97f1d80e73284f791d11b80935bcea547a61 /bsp/sifive-hifive-unleashed
parente3804d42d321b5ebf3d2ef989a97c09b412393bf (diff)
parent2cc2f5e07ad2bfdefc03d443a533d1c5455c283f (diff)
Merge pull request #257 from sifive/choose-boot-hart
DeviceTree can request a specific boot hart with 'metal,boothart' property in the chosen node
Diffstat (limited to 'bsp/sifive-hifive-unleashed')
-rw-r--r--bsp/sifive-hifive-unleashed/metal-inline.h3
-rw-r--r--bsp/sifive-hifive-unleashed/metal-platform.h2
-rw-r--r--bsp/sifive-hifive-unleashed/metal.default.lds3
-rw-r--r--bsp/sifive-hifive-unleashed/metal.h24
-rw-r--r--bsp/sifive-hifive-unleashed/metal.ramrodata.lds3
-rw-r--r--bsp/sifive-hifive-unleashed/metal.scratchpad.lds3
-rw-r--r--bsp/sifive-hifive-unleashed/settings.mk7
7 files changed, 39 insertions, 6 deletions
diff --git a/bsp/sifive-hifive-unleashed/metal-inline.h b/bsp/sifive-hifive-unleashed/metal-inline.h
index 6099519..dcc51cb 100644
--- a/bsp/sifive-hifive-unleashed/metal-inline.h
+++ b/bsp/sifive-hifive-unleashed/metal-inline.h
@@ -1,7 +1,7 @@
/* Copyright 2019 SiFive, Inc */
/* SPDX-License-Identifier: Apache-2.0 */
/* ----------------------------------- */
-/* [XXXXX] 21-05-2019 10-54-35 */
+/* [XXXXX] 23-05-2019 13-29-50 */
/* ----------------------------------- */
#ifndef ASSEMBLY
@@ -31,6 +31,7 @@ extern inline int __metal_driver_sifive_clint0_interrupt_lines(struct metal_inte
/* --------------------- cpu ------------ */
+extern inline int __metal_driver_cpu_hartid(struct metal_cpu *cpu);
extern inline int __metal_driver_cpu_timebase(struct metal_cpu *cpu);
extern inline struct metal_interrupt * __metal_driver_cpu_interrupt_controller(struct metal_cpu *cpu);
extern inline int __metal_driver_cpu_num_pmp_regions(struct metal_cpu *cpu);
diff --git a/bsp/sifive-hifive-unleashed/metal-platform.h b/bsp/sifive-hifive-unleashed/metal-platform.h
index 19119c4..4bfe75b 100644
--- a/bsp/sifive-hifive-unleashed/metal-platform.h
+++ b/bsp/sifive-hifive-unleashed/metal-platform.h
@@ -1,7 +1,7 @@
/* Copyright 2019 SiFive, Inc */
/* SPDX-License-Identifier: Apache-2.0 */
/* ----------------------------------- */
-/* [XXXXX] 21-05-2019 10-54-35 */
+/* [XXXXX] 23-05-2019 13-29-50 */
/* ----------------------------------- */
#ifndef SIFIVE_HIFIVE_UNLEASHED__METAL_PLATFORM_H
diff --git a/bsp/sifive-hifive-unleashed/metal.default.lds b/bsp/sifive-hifive-unleashed/metal.default.lds
index a0d0420..23351d2 100644
--- a/bsp/sifive-hifive-unleashed/metal.default.lds
+++ b/bsp/sifive-hifive-unleashed/metal.default.lds
@@ -1,7 +1,7 @@
/* Copyright 2019 SiFive, Inc */
/* SPDX-License-Identifier: Apache-2.0 */
/* ----------------------------------- */
-/* [XXXXX] 21-05-2019 10-54-35 */
+/* [XXXXX] 23-05-2019 13-29-50 */
/* ----------------------------------- */
OUTPUT_ARCH("riscv")
@@ -29,6 +29,7 @@ SECTIONS
__stack_size = DEFINED(__stack_size) ? __stack_size : 0x400;
PROVIDE(__stack_size = __stack_size);
__heap_size = DEFINED(__heap_size) ? __heap_size : 0x400;
+ PROVIDE(__metal_boot_hart = 0);
.init :
diff --git a/bsp/sifive-hifive-unleashed/metal.h b/bsp/sifive-hifive-unleashed/metal.h
index f74e931..4154037 100644
--- a/bsp/sifive-hifive-unleashed/metal.h
+++ b/bsp/sifive-hifive-unleashed/metal.h
@@ -1,7 +1,7 @@
/* Copyright 2019 SiFive, Inc */
/* SPDX-License-Identifier: Apache-2.0 */
/* ----------------------------------- */
-/* [XXXXX] 21-05-2019 10-54-35 */
+/* [XXXXX] 23-05-2019 13-29-50 */
/* ----------------------------------- */
#ifndef ASSEMBLY
@@ -318,6 +318,28 @@ static inline int __metal_driver_sifive_clint0_interrupt_lines(struct metal_inte
/* --------------------- cpu ------------ */
+static inline int __metal_driver_cpu_hartid(struct metal_cpu *cpu)
+{
+ if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_0) {
+ return 0;
+ }
+ else if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_0) {
+ return 0;
+ }
+ else if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_1) {
+ return 1;
+ }
+ else if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_2) {
+ return 2;
+ }
+ else if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_3) {
+ return 3;
+ }
+ else {
+ return -1;
+ }
+}
+
static inline int __metal_driver_cpu_timebase(struct metal_cpu *cpu)
{
if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_0) {
diff --git a/bsp/sifive-hifive-unleashed/metal.ramrodata.lds b/bsp/sifive-hifive-unleashed/metal.ramrodata.lds
index f0f2a6d..4b31408 100644
--- a/bsp/sifive-hifive-unleashed/metal.ramrodata.lds
+++ b/bsp/sifive-hifive-unleashed/metal.ramrodata.lds
@@ -1,7 +1,7 @@
/* Copyright 2019 SiFive, Inc */
/* SPDX-License-Identifier: Apache-2.0 */
/* ----------------------------------- */
-/* [XXXXX] 21-05-2019 10-54-35 */
+/* [XXXXX] 23-05-2019 13-29-50 */
/* ----------------------------------- */
OUTPUT_ARCH("riscv")
@@ -29,6 +29,7 @@ SECTIONS
__stack_size = DEFINED(__stack_size) ? __stack_size : 0x400;
PROVIDE(__stack_size = __stack_size);
__heap_size = DEFINED(__heap_size) ? __heap_size : 0x400;
+ PROVIDE(__metal_boot_hart = 0);
.init :
diff --git a/bsp/sifive-hifive-unleashed/metal.scratchpad.lds b/bsp/sifive-hifive-unleashed/metal.scratchpad.lds
index dd35e29..48d397f 100644
--- a/bsp/sifive-hifive-unleashed/metal.scratchpad.lds
+++ b/bsp/sifive-hifive-unleashed/metal.scratchpad.lds
@@ -1,7 +1,7 @@
/* Copyright 2019 SiFive, Inc */
/* SPDX-License-Identifier: Apache-2.0 */
/* ----------------------------------- */
-/* [XXXXX] 21-05-2019 10-54-35 */
+/* [XXXXX] 23-05-2019 13-29-50 */
/* ----------------------------------- */
OUTPUT_ARCH("riscv")
@@ -29,6 +29,7 @@ SECTIONS
__stack_size = DEFINED(__stack_size) ? __stack_size : 0x400;
PROVIDE(__stack_size = __stack_size);
__heap_size = DEFINED(__heap_size) ? __heap_size : 0x400;
+ PROVIDE(__metal_boot_hart = 0);
.init :
diff --git a/bsp/sifive-hifive-unleashed/settings.mk b/bsp/sifive-hifive-unleashed/settings.mk
index 38a72d6..2745538 100644
--- a/bsp/sifive-hifive-unleashed/settings.mk
+++ b/bsp/sifive-hifive-unleashed/settings.mk
@@ -1,5 +1,12 @@
+# Copyright 2019 SiFive, Inc #
+# SPDX-License-Identifier: Apache-2.0 #
+# ----------------------------------- #
+# [XXXXX] 23-05-2019 13-29-50 #
+# ----------------------------------- #
+
RISCV_ARCH=rv64imac
RISCV_ABI=lp64
RISCV_CMODEL=medany
TARGET_TAGS=board openocd
+TARGET_DHRY_ITERS=20000000