[PATCH v2 2/2] microblaze: Add support for libbsd networking
Alex White
alex.white at oarcorp.com
Thu Jan 6 21:03:35 UTC 2022
This includes fixes and improvements necessary to get libbsd networking
running.
---
.../microblaze/microblaze_fpga/dts/system.dts | 4 +--
bsps/microblaze/microblaze_fpga/fdt/bsp_fdt.c | 3 ++
bsps/microblaze/microblaze_fpga/include/bsp.h | 5 ++++
.../bsp/microblaze-dtb.h} | 12 ++++++--
bsps/microblaze/microblaze_fpga/irq/irq.c | 2 +-
.../microblaze_fpga/start/bspstart.c | 6 ++++
.../start/microblaze_enable_dcache.S | 20 +++++++++++++
.../start/microblaze_enable_icache.S | 20 +++++++++++++
.../start/microblaze_invalidate_dcache.S | 29 +++++++++++++++++++
.../start/microblaze_invalidate_icache.S | 28 ++++++++++++++++++
cpukit/score/cpu/microblaze/cpu.c | 1 -
cpukit/score/cpu/microblaze/cpu_asm.S | 4 +--
.../bsps/microblaze/microblaze_fpga/grp.yml | 14 +++++++++
.../bsps/microblaze/microblaze_fpga/obj.yml | 5 +++-
.../microblaze_fpga/optdcachebaseaddress.yml | 18 ++++++++++++
.../microblaze_fpga/optdcachelinelen.yml | 17 +++++++++++
.../microblaze_fpga/optdcachesize.yml | 17 +++++++++++
.../microblaze_fpga/optdtbheaderpath.yml | 17 +++++++++++
.../microblaze_fpga/opticachebaseaddress.yml | 18 ++++++++++++
.../microblaze_fpga/opticachelinelen.yml | 17 +++++++++++
.../microblaze_fpga/opticachesize.yml | 17 +++++++++++
21 files changed, 263 insertions(+), 11 deletions(-)
rename bsps/microblaze/microblaze_fpga/{dts/microblaze-dtb.c => include/bsp/microblaze-dtb.h} (99%)
create mode 100644 bsps/microblaze/microblaze_fpga/start/microblaze_enable_dcache.S
create mode 100644 bsps/microblaze/microblaze_fpga/start/microblaze_enable_icache.S
create mode 100644 bsps/microblaze/microblaze_fpga/start/microblaze_invalidate_dcache.S
create mode 100644 bsps/microblaze/microblaze_fpga/start/microblaze_invalidate_icache.S
create mode 100644 spec/build/bsps/microblaze/microblaze_fpga/optdcachebaseaddress.yml
create mode 100644 spec/build/bsps/microblaze/microblaze_fpga/optdcachelinelen.yml
create mode 100644 spec/build/bsps/microblaze/microblaze_fpga/optdcachesize.yml
create mode 100644 spec/build/bsps/microblaze/microblaze_fpga/optdtbheaderpath.yml
create mode 100644 spec/build/bsps/microblaze/microblaze_fpga/opticachebaseaddress.yml
create mode 100644 spec/build/bsps/microblaze/microblaze_fpga/opticachelinelen.yml
create mode 100644 spec/build/bsps/microblaze/microblaze_fpga/opticachesize.yml
diff --git a/bsps/microblaze/microblaze_fpga/dts/system.dts b/bsps/microblaze/microblaze_fpga/dts/system.dts
index 587d569f03..9972e753d2 100644
--- a/bsps/microblaze/microblaze_fpga/dts/system.dts
+++ b/bsps/microblaze/microblaze_fpga/dts/system.dts
@@ -222,7 +222,7 @@
phandle = <0x6>;
dmas = <&dma 0
&dma 1>;
- dma-names = "rx", "tx";
+ dma-names = "tx", "rx";
memory-region = <&dma_reserved>;
mdio {
#address-cells = <0x1>;
@@ -230,7 +230,7 @@
phy at 1 {
device_type = "ethernet-phy";
- reg = <0x1>;
+ reg = <0x7>;
phandle = <0x5>;
};
};
diff --git a/bsps/microblaze/microblaze_fpga/fdt/bsp_fdt.c b/bsps/microblaze/microblaze_fpga/fdt/bsp_fdt.c
index e92f9e466e..2b766ece0c 100644
--- a/bsps/microblaze/microblaze_fpga/fdt/bsp_fdt.c
+++ b/bsps/microblaze/microblaze_fpga/fdt/bsp_fdt.c
@@ -8,6 +8,9 @@
*/
#include <bsp.h>
+#include <bsp/fdt.h>
+
+#include BSP_MICROBLAZE_FPGA_DTB_HEADER_PATH
const void *bsp_fdt_get(void)
{
diff --git a/bsps/microblaze/microblaze_fpga/include/bsp.h b/bsps/microblaze/microblaze_fpga/include/bsp.h
index 49918c3353..93cf0e4b34 100644
--- a/bsps/microblaze/microblaze_fpga/include/bsp.h
+++ b/bsps/microblaze/microblaze_fpga/include/bsp.h
@@ -50,6 +50,11 @@ extern "C" {
extern const unsigned char system_dtb[];
extern const size_t system_dtb_size;
+void microblaze_enable_icache(void);
+void microblaze_enable_dcache(void);
+void microblaze_invalidate_icache(void);
+void microblaze_invalidate_dcache(void);
+
#ifdef __cplusplus
}
#endif
diff --git a/bsps/microblaze/microblaze_fpga/dts/microblaze-dtb.c b/bsps/microblaze/microblaze_fpga/include/bsp/microblaze-dtb.h
similarity index 99%
rename from bsps/microblaze/microblaze_fpga/dts/microblaze-dtb.c
rename to bsps/microblaze/microblaze_fpga/include/bsp/microblaze-dtb.h
index ad72fac0b8..e570db21b4 100644
--- a/bsps/microblaze/microblaze_fpga/dts/microblaze-dtb.c
+++ b/bsps/microblaze/microblaze_fpga/include/bsp/microblaze-dtb.h
@@ -4,9 +4,13 @@
* WARNING: Automatically generated -- do not edit!
*/
+#ifndef __microblaze_dtb_h
+#define __microblaze_dtb_h
+
+#include <rtems/score/basedefs.h>
#include <sys/types.h>
-const unsigned char system_dtb[] = {
+const unsigned char system_dtb[] RTEMS_ALIGNED(8) = {
0xd0, 0x0d, 0xfe, 0xed, 0x00, 0x00, 0x2c, 0x85, 0x00, 0x00, 0x00, 0x38,
0x00, 0x00, 0x1c, 0xa0, 0x00, 0x00, 0x00, 0x28, 0x00, 0x00, 0x00, 0x11,
0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xe5,
@@ -307,7 +311,7 @@ const unsigned char system_dtb[] = {
0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x10,
0x00, 0x00, 0x0c, 0xcc, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x03,
- 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x0c, 0xd1, 0x72, 0x78, 0x00, 0x74,
+ 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x0c, 0xd1, 0x74, 0x78, 0x00, 0x72,
0x78, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x04,
0x00, 0x00, 0x0c, 0xdb, 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, 0x01,
0x6d, 0x64, 0x69, 0x6f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
@@ -317,7 +321,7 @@ const unsigned char system_dtb[] = {
0x31, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x0d,
0x00, 0x00, 0x00, 0x95, 0x65, 0x74, 0x68, 0x65, 0x72, 0x6e, 0x65, 0x74,
0x2d, 0x70, 0x68, 0x79, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
- 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0xf3, 0x00, 0x00, 0x00, 0x01,
+ 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0xf3, 0x00, 0x00, 0x00, 0x07,
0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x0a, 0x62,
0x00, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02,
0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01, 0x64, 0x6d, 0x61, 0x40,
@@ -960,3 +964,5 @@ const unsigned char system_dtb[] = {
};
const size_t system_dtb_size = sizeof(system_dtb);
+
+#endif /* __microblaze_dtb_h */
diff --git a/bsps/microblaze/microblaze_fpga/irq/irq.c b/bsps/microblaze/microblaze_fpga/irq/irq.c
index 67ddf02079..7148aed8cd 100644
--- a/bsps/microblaze/microblaze_fpga/irq/irq.c
+++ b/bsps/microblaze/microblaze_fpga/irq/irq.c
@@ -141,7 +141,7 @@ void bsp_interrupt_dispatch( uint32_t source )
if ( source == 0xFF ) {
/* Read interrupt controller to get the source */
- vector_number = intc->isr;
+ vector_number = intc->isr & intc->ier;
/* Handle and the first interrupt that is set */
uint8_t interrupt_status = 0;
diff --git a/bsps/microblaze/microblaze_fpga/start/bspstart.c b/bsps/microblaze/microblaze_fpga/start/bspstart.c
index 0caf385b46..84524d9365 100644
--- a/bsps/microblaze/microblaze_fpga/start/bspstart.c
+++ b/bsps/microblaze/microblaze_fpga/start/bspstart.c
@@ -39,5 +39,11 @@
void bsp_start( void )
{
+ microblaze_invalidate_icache();
+ microblaze_enable_icache();
+
+ microblaze_invalidate_dcache();
+ microblaze_enable_dcache();
+
bsp_interrupt_initialize();
}
diff --git a/bsps/microblaze/microblaze_fpga/start/microblaze_enable_dcache.S b/bsps/microblaze/microblaze_fpga/start/microblaze_enable_dcache.S
new file mode 100644
index 0000000000..78babf0176
--- /dev/null
+++ b/bsps/microblaze/microblaze_fpga/start/microblaze_enable_dcache.S
@@ -0,0 +1,20 @@
+/******************************************************************************
+* Copyright (c) 2004 - 2020 Xilinx, Inc. All rights reserved.
+* SPDX-License-Identifier: MIT
+******************************************************************************/
+
+ .text
+ .globl microblaze_enable_dcache
+ .ent microblaze_enable_dcache
+ .align 2
+microblaze_enable_dcache:
+ /* Read the MSR register */
+ mfs r8, rmsr
+ /* Set the interrupt enable bit */
+ ori r8, r8, 0x80
+ /* Save the MSR register */
+ mts rmsr, r8
+ /* Return */
+ rtsd r15, 8
+ nop
+ .end microblaze_enable_dcache
diff --git a/bsps/microblaze/microblaze_fpga/start/microblaze_enable_icache.S b/bsps/microblaze/microblaze_fpga/start/microblaze_enable_icache.S
new file mode 100644
index 0000000000..7de51ac230
--- /dev/null
+++ b/bsps/microblaze/microblaze_fpga/start/microblaze_enable_icache.S
@@ -0,0 +1,20 @@
+/******************************************************************************
+* Copyright (c) 2004 - 2020 Xilinx, Inc. All rights reserved.
+* SPDX-License-Identifier: MIT
+******************************************************************************/
+
+ .text
+ .globl microblaze_enable_icache
+ .ent microblaze_enable_icache
+ .align 2
+microblaze_enable_icache:
+ /* Read the MSR register */
+ mfs r8, rmsr
+ /* Set the interrupt enable bit */
+ ori r8, r8, 0x20
+ /* Save the MSR register */
+ mts rmsr, r8
+ /* Return */
+ rtsd r15, 8
+ nop
+ .end microblaze_enable_icache
diff --git a/bsps/microblaze/microblaze_fpga/start/microblaze_invalidate_dcache.S b/bsps/microblaze/microblaze_fpga/start/microblaze_invalidate_dcache.S
new file mode 100644
index 0000000000..d5bf91e626
--- /dev/null
+++ b/bsps/microblaze/microblaze_fpga/start/microblaze_invalidate_dcache.S
@@ -0,0 +1,29 @@
+/******************************************************************************
+* Copyright (c) 2008 - 2020 Xilinx, Inc. All rights reserved.
+* SPDX-License-Identifier: MIT
+******************************************************************************/
+
+#include <bspopts.h>
+
+ .text
+ .globl microblaze_invalidate_dcache
+ .ent microblaze_invalidate_dcache
+ .align 2
+
+microblaze_invalidate_dcache:
+ addik r5, r0, BSP_MICROBLAZE_FPGA_DCACHE_BASE & (-(4 * BSP_MICROBLAZE_FPGA_DCACHE_LINE_LEN))
+ addik r6, r5, BSP_MICROBLAZE_FPGA_DCACHE_SIZE & (-(4 * BSP_MICROBLAZE_FPGA_DCACHE_LINE_LEN))
+
+L_start:
+ wdc r5, r0 /* Invalidate the Cache */
+
+ cmpu r18, r5, r6 /* Are we at the end? */
+ blei r18, L_done
+
+ brid L_start /* Branch to the beginning of the loop */
+ addik r5, r5, (BSP_MICROBLAZE_FPGA_DCACHE_LINE_LEN * 4) /* Increment the address by 4 (delay slot) */
+L_done:
+ rtsd r15, 8 /* Return */
+ nop
+
+ .end microblaze_invalidate_dcache
diff --git a/bsps/microblaze/microblaze_fpga/start/microblaze_invalidate_icache.S b/bsps/microblaze/microblaze_fpga/start/microblaze_invalidate_icache.S
new file mode 100644
index 0000000000..d75a800560
--- /dev/null
+++ b/bsps/microblaze/microblaze_fpga/start/microblaze_invalidate_icache.S
@@ -0,0 +1,28 @@
+/******************************************************************************
+* Copyright (c) 2008 - 2020 Xilinx, Inc. All rights reserved.
+* SPDX-License-Identifier: MIT
+******************************************************************************/
+
+#include <bspopts.h>
+
+ .text
+ .globl microblaze_invalidate_icache
+ .ent microblaze_invalidate_icache
+ .align 2
+
+microblaze_invalidate_icache:
+ addik r5, r0, BSP_MICROBLAZE_FPGA_ICACHE_BASE & (-(4 * BSP_MICROBLAZE_FPGA_ICACHE_LINE_LEN)) /* Align to cache line */
+ addik r6, r5, BSP_MICROBLAZE_FPGA_ICACHE_SIZE & (-(4 * BSP_MICROBLAZE_FPGA_ICACHE_LINE_LEN)) /* Compute end */
+
+L_start:
+ wic r5, r0 /* Invalidate the Cache */
+
+ cmpu r18, r5, r6 /* Are we at the end? */
+ blei r18, L_done
+
+ brid L_start /* Branch to the beginning of the loop */
+ addik r5, r5, (BSP_MICROBLAZE_FPGA_ICACHE_LINE_LEN * 4) /* Increment the address by 4 (delay slot) */
+L_done:
+ rtsd r15, 8 /* Return */
+ nop
+ .end microblaze_invalidate_icache
\ No newline at end of file
diff --git a/cpukit/score/cpu/microblaze/cpu.c b/cpukit/score/cpu/microblaze/cpu.c
index de8fbfbba1..38fb291906 100644
--- a/cpukit/score/cpu/microblaze/cpu.c
+++ b/cpukit/score/cpu/microblaze/cpu.c
@@ -116,6 +116,5 @@ void _CPU_ISR_install_vector(
void *_CPU_Thread_Idle_body( uintptr_t ignored )
{
while ( true ) {
- __asm__ volatile ( "sleep" );
}
}
diff --git a/cpukit/score/cpu/microblaze/cpu_asm.S b/cpukit/score/cpu/microblaze/cpu_asm.S
index d095e62f69..45a81606ee 100644
--- a/cpukit/score/cpu/microblaze/cpu_asm.S
+++ b/cpukit/score/cpu/microblaze/cpu_asm.S
@@ -116,9 +116,7 @@ after_stack_switch:
beqi r3, quick_exit
/* Return to interrupted thread and make it do a dispatch */
- addik r14, r0, thread_dispatch
- rtid r14, 0
- nop
+ bri thread_dispatch
quick_exit:
/* Simple return from nested interrupt */
diff --git a/spec/build/bsps/microblaze/microblaze_fpga/grp.yml b/spec/build/bsps/microblaze/microblaze_fpga/grp.yml
index 991ab04a23..6189b34600 100644
--- a/spec/build/bsps/microblaze/microblaze_fpga/grp.yml
+++ b/spec/build/bsps/microblaze/microblaze_fpga/grp.yml
@@ -17,6 +17,20 @@ links:
uid: start
- role: build-dependency
uid: optconsoleinterrupts
+- role: build-dependency
+ uid: optdcachebaseaddress
+- role: build-dependency
+ uid: optdcachelinelen
+- role: build-dependency
+ uid: optdcachesize
+- role: build-dependency
+ uid: optdtbheaderpath
+- role: build-dependency
+ uid: opticachebaseaddress
+- role: build-dependency
+ uid: opticachelinelen
+- role: build-dependency
+ uid: opticachesize
- role: build-dependency
uid: optintcbaseaddress
- role: build-dependency
diff --git a/spec/build/bsps/microblaze/microblaze_fpga/obj.yml b/spec/build/bsps/microblaze/microblaze_fpga/obj.yml
index 889a8de5a3..d38044cea2 100644
--- a/spec/build/bsps/microblaze/microblaze_fpga/obj.yml
+++ b/spec/build/bsps/microblaze/microblaze_fpga/obj.yml
@@ -23,7 +23,6 @@ source:
- bsps/microblaze/microblaze_fpga/clock/clock.c
- bsps/microblaze/microblaze_fpga/console/console-io.c
- bsps/microblaze/microblaze_fpga/console/debug-io.c
-- bsps/microblaze/microblaze_fpga/dts/microblaze-dtb.c
- bsps/microblaze/microblaze_fpga/fdt/bsp_fdt.c
- bsps/microblaze/microblaze_fpga/irq/irq.c
- bsps/microblaze/microblaze_fpga/start/_exception_handler.S
@@ -32,6 +31,10 @@ source:
- bsps/microblaze/microblaze_fpga/start/bspreset.c
- bsps/microblaze/microblaze_fpga/start/bspstart.c
- bsps/microblaze/microblaze_fpga/start/crtinit.S
+- bsps/microblaze/microblaze_fpga/start/microblaze_enable_dcache.S
+- bsps/microblaze/microblaze_fpga/start/microblaze_enable_icache.S
+- bsps/microblaze/microblaze_fpga/start/microblaze_invalidate_dcache.S
+- bsps/microblaze/microblaze_fpga/start/microblaze_invalidate_icache.S
- bsps/microblaze/shared/dev/serial/uartlite.c
- bsps/microblaze/shared/dev/serial/uartlite_l.c
- bsps/shared/cache/nocache.c
diff --git a/spec/build/bsps/microblaze/microblaze_fpga/optdcachebaseaddress.yml b/spec/build/bsps/microblaze/microblaze_fpga/optdcachebaseaddress.yml
new file mode 100644
index 0000000000..d9f48db96c
--- /dev/null
+++ b/spec/build/bsps/microblaze/microblaze_fpga/optdcachebaseaddress.yml
@@ -0,0 +1,18 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+actions:
+- get-integer: null
+- assert-uint32: null
+- env-assign: null
+- format-and-define: null
+build-type: option
+copyrights:
+- Copyright (C) 2021 On-Line Applications Research Corporation (OAR)
+default: 0x80000000
+default-by-variant: []
+description: |
+ base address of the data cache
+enabled-by: true
+format: '{:#010x}'
+links: []
+name: BSP_MICROBLAZE_FPGA_DCACHE_BASE
+type: build
diff --git a/spec/build/bsps/microblaze/microblaze_fpga/optdcachelinelen.yml b/spec/build/bsps/microblaze/microblaze_fpga/optdcachelinelen.yml
new file mode 100644
index 0000000000..2a9af43baa
--- /dev/null
+++ b/spec/build/bsps/microblaze/microblaze_fpga/optdcachelinelen.yml
@@ -0,0 +1,17 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+actions:
+- get-integer: null
+- assert-uint32: null
+- define: null
+build-type: option
+copyrights:
+- Copyright (C) 2021 On-Line Applications Research Corporation (OAR)
+default: 4
+default-by-variant: []
+description: |
+ length of the data cache line
+enabled-by: true
+format: '{}'
+links: []
+name: BSP_MICROBLAZE_FPGA_DCACHE_LINE_LEN
+type: build
diff --git a/spec/build/bsps/microblaze/microblaze_fpga/optdcachesize.yml b/spec/build/bsps/microblaze/microblaze_fpga/optdcachesize.yml
new file mode 100644
index 0000000000..71a39a0f10
--- /dev/null
+++ b/spec/build/bsps/microblaze/microblaze_fpga/optdcachesize.yml
@@ -0,0 +1,17 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+actions:
+- get-integer: null
+- assert-uint32: null
+- define: null
+build-type: option
+copyrights:
+- Copyright (C) 2021 On-Line Applications Research Corporation (OAR)
+default: 32768
+default-by-variant: []
+description: |
+ size of the data cache in bytes
+enabled-by: true
+format: '{}'
+links: []
+name: BSP_MICROBLAZE_FPGA_DCACHE_SIZE
+type: build
diff --git a/spec/build/bsps/microblaze/microblaze_fpga/optdtbheaderpath.yml b/spec/build/bsps/microblaze/microblaze_fpga/optdtbheaderpath.yml
new file mode 100644
index 0000000000..6432e8b77f
--- /dev/null
+++ b/spec/build/bsps/microblaze/microblaze_fpga/optdtbheaderpath.yml
@@ -0,0 +1,17 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+actions:
+- get-string: null
+- define: null
+build-type: option
+copyrights:
+- Copyright (C) 2022 On-Line Applications Research Corporation (OAR)
+default: bsp/microblaze-dtb.h
+default-by-variant: []
+description: |
+ the path to the header file containing the device tree binary. See the BSP
+ documentation for more information.
+enabled-by: true
+format: '{}'
+links: []
+name: BSP_MICROBLAZE_FPGA_DTB_HEADER_PATH
+type: build
diff --git a/spec/build/bsps/microblaze/microblaze_fpga/opticachebaseaddress.yml b/spec/build/bsps/microblaze/microblaze_fpga/opticachebaseaddress.yml
new file mode 100644
index 0000000000..9cb71fc2b8
--- /dev/null
+++ b/spec/build/bsps/microblaze/microblaze_fpga/opticachebaseaddress.yml
@@ -0,0 +1,18 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+actions:
+- get-integer: null
+- assert-uint32: null
+- env-assign: null
+- format-and-define: null
+build-type: option
+copyrights:
+- Copyright (C) 2021 On-Line Applications Research Corporation (OAR)
+default: 0x80000000
+default-by-variant: []
+description: |
+ base address of the instruction cache
+enabled-by: true
+format: '{:#010x}'
+links: []
+name: BSP_MICROBLAZE_FPGA_ICACHE_BASE
+type: build
diff --git a/spec/build/bsps/microblaze/microblaze_fpga/opticachelinelen.yml b/spec/build/bsps/microblaze/microblaze_fpga/opticachelinelen.yml
new file mode 100644
index 0000000000..0c0a55011f
--- /dev/null
+++ b/spec/build/bsps/microblaze/microblaze_fpga/opticachelinelen.yml
@@ -0,0 +1,17 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+actions:
+- get-integer: null
+- assert-uint32: null
+- define: null
+build-type: option
+copyrights:
+- Copyright (C) 2021 On-Line Applications Research Corporation (OAR)
+default: 8
+default-by-variant: []
+description: |
+ length of the instruction cache line
+enabled-by: true
+format: '{}'
+links: []
+name: BSP_MICROBLAZE_FPGA_ICACHE_LINE_LEN
+type: build
diff --git a/spec/build/bsps/microblaze/microblaze_fpga/opticachesize.yml b/spec/build/bsps/microblaze/microblaze_fpga/opticachesize.yml
new file mode 100644
index 0000000000..2b5f083dea
--- /dev/null
+++ b/spec/build/bsps/microblaze/microblaze_fpga/opticachesize.yml
@@ -0,0 +1,17 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+actions:
+- get-integer: null
+- assert-uint32: null
+- define: null
+build-type: option
+copyrights:
+- Copyright (C) 2021 On-Line Applications Research Corporation (OAR)
+default: 32768
+default-by-variant: []
+description: |
+ size of the instruction cache in bytes
+enabled-by: true
+format: '{}'
+links: []
+name: BSP_MICROBLAZE_FPGA_ICACHE_SIZE
+type: build
--
2.30.2
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