ea4088 quickstart build with makefile

4 files changed, 644 insertions, 1 deletions

diff --git a/hw/bsp/ea4088qs/board.mk b/hw/bsp/ea4088qs/board.mk
new file mode 100644
index 000000000..136984e3c
--- /dev/null
+++ b/hw/bsp/ea4088qs/board.mk
@@ -0,0 +1,41 @@
+CFLAGS += \
+  -mthumb \
+  -mabi=aapcs \
+  -mcpu=cortex-m4 \
+  -nostdlib \
+  -DCORE_M4 \
+  -DCFG_TUSB_MCU=OPT_MCU_LPC40XX \
+  -DCFG_TUSB_MEM_SECTION='__attribute__((section(".data.$$RAM2")))' \
+  -D__USE_LPCOPEN
+
+# All source paths should be relative to the top level.
+LD_FILE = hw/bsp/ea4088qs/lpc4088.ld
+
+# TODO remove later
+SRC_C += src/portable/$(VENDOR)/$(CHIP_FAMILY)/hal_$(CHIP_FAMILY).c
+
+SRC_C += \
+	hw/mcu/nxp/lpcopen/lpc_chip_40xx/src/chip_17xx_40xx.c \
+	hw/mcu/nxp/lpcopen/lpc_chip_40xx/src/clock_17xx_40xx.c \
+	hw/mcu/nxp/lpcopen/lpc_chip_40xx/src/gpio_17xx_40xx.c \
+	hw/mcu/nxp/lpcopen/lpc_chip_40xx/src/iocon_17xx_40xx.c \
+	hw/mcu/nxp/lpcopen/lpc_chip_40xx/src/sysctl_17xx_40xx.c \
+	hw/mcu/nxp/lpcopen/lpc_chip_40xx/src/sysinit_17xx_40xx.c \
+	hw/mcu/nxp/lpcopen/lpc_chip_40xx/src/uart_17xx_40xx.c
+
+INC += \
+	$(TOP)/hw/mcu/nxp/lpcopen/lpc_chip_40xx/inc
+
+# For TinyUSB port source
+VENDOR = nxp
+CHIP_FAMILY = lpc17_40
+
+# For freeRTOS port source
+FREERTOS_PORT = ARM_CM3
+
+# For flash-jlink target
+JLINK_DEVICE = LPC4088
+JLINK_IF = swd
+
+# flash using jlink
+flash: flash-jlink
diff --git a/hw/bsp/ea4088qs/cr_startup_lpc40xx.c b/hw/bsp/ea4088qs/cr_startup_lpc40xx.c
new file mode 100644
index 000000000..6bd3d99a9
--- /dev/null
+++ b/hw/bsp/ea4088qs/cr_startup_lpc40xx.c
@@ -0,0 +1,418 @@
+//*****************************************************************************
+// LPC407x_8x Microcontroller Startup code for use with LPCXpresso IDE
+//
+// Version : 140114
+//*****************************************************************************
+//
+// Copyright(C) NXP Semiconductors, 2014
+// All rights reserved.
+//
+// Software that is described herein is for illustrative purposes only
+// which provides customers with programming information regarding the
+// LPC products.  This software is supplied "AS IS" without any warranties of
+// any kind, and NXP Semiconductors and its licensor disclaim any and
+// all warranties, express or implied, including all implied warranties of
+// merchantability, fitness for a particular purpose and non-infringement of
+// intellectual property rights.  NXP Semiconductors assumes no responsibility
+// or liability for the use of the software, conveys no license or rights under any
+// patent, copyright, mask work right, or any other intellectual property rights in
+// or to any products. NXP Semiconductors reserves the right to make changes
+// in the software without notification. NXP Semiconductors also makes no
+// representation or warranty that such application will be suitable for the
+// specified use without further testing or modification.
+//
+// Permission to use, copy, modify, and distribute this software and its
+// documentation is hereby granted, under NXP Semiconductors' and its
+// licensor's relevant copyrights in the software, without fee, provided that it
+// is used in conjunction with NXP Semiconductors microcontrollers.  This
+// copyright, permission, and disclaimer notice must appear in all copies of
+// this code.
+//*****************************************************************************
+#if defined (__cplusplus)
+#ifdef __REDLIB__
+#error Redlib does not support C++
+#else
+//*****************************************************************************
+//
+// The entry point for the C++ library startup
+//
+//*****************************************************************************
+extern "C" {
+    extern void __libc_init_array(void);
+}
+#endif
+#endif
+
+#define WEAK __attribute__ ((weak))
+#define ALIAS(f) __attribute__ ((weak, alias (#f)))
+
+//*****************************************************************************
+#if defined (__cplusplus)
+extern "C" {
+#endif
+
+//*****************************************************************************
+#if defined (__USE_CMSIS) || defined (__USE_LPCOPEN)
+// Declaration of external SystemInit function
+extern void SystemInit(void);
+#endif
+
+//*****************************************************************************
+//
+// Forward declaration of the default handlers. These are aliased.
+// When the application defines a handler (with the same name), this will 
+// automatically take precedence over these weak definitions
+//
+//*****************************************************************************
+     void ResetISR(void);
+WEAK void NMI_Handler(void);
+WEAK void HardFault_Handler(void);
+WEAK void MemManage_Handler(void);
+WEAK void BusFault_Handler(void);
+WEAK void UsageFault_Handler(void);
+WEAK void SVC_Handler(void);
+WEAK void DebugMon_Handler(void);
+WEAK void PendSV_Handler(void);
+WEAK void SysTick_Handler(void);
+WEAK void IntDefaultHandler(void);
+
+//*****************************************************************************
+//
+// Forward declaration of the specific IRQ handlers. These are aliased
+// to the IntDefaultHandler, which is a 'forever' loop. When the application
+// defines a handler (with the same name), this will automatically take 
+// precedence over these weak definitions
+//
+//*****************************************************************************
+void WDT_IRQHandler(void) ALIAS(IntDefaultHandler);
+void TIMER0_IRQHandler(void) ALIAS(IntDefaultHandler);
+void TIMER1_IRQHandler(void) ALIAS(IntDefaultHandler);
+void TIMER2_IRQHandler(void) ALIAS(IntDefaultHandler);
+void TIMER3_IRQHandler(void) ALIAS(IntDefaultHandler);
+void UART0_IRQHandler(void) ALIAS(IntDefaultHandler);
+void UART1_IRQHandler(void) ALIAS(IntDefaultHandler);
+void UART2_IRQHandler(void) ALIAS(IntDefaultHandler);
+void UART3_IRQHandler(void) ALIAS(IntDefaultHandler);
+void PWM1_IRQHandler(void) ALIAS(IntDefaultHandler);
+void I2C0_IRQHandler(void) ALIAS(IntDefaultHandler);
+void I2C1_IRQHandler(void) ALIAS(IntDefaultHandler);
+void I2C2_IRQHandler(void) ALIAS(IntDefaultHandler);
+void SPI_IRQHandler(void) ALIAS(IntDefaultHandler);
+void SSP0_IRQHandler(void) ALIAS(IntDefaultHandler);
+void SSP1_IRQHandler(void) ALIAS(IntDefaultHandler);
+void PLL0_IRQHandler(void) ALIAS(IntDefaultHandler);
+void RTC_IRQHandler(void) ALIAS(IntDefaultHandler);
+void EINT0_IRQHandler(void) ALIAS(IntDefaultHandler);
+void EINT1_IRQHandler(void) ALIAS(IntDefaultHandler);
+void EINT2_IRQHandler(void) ALIAS(IntDefaultHandler);
+void EINT3_IRQHandler(void) ALIAS(IntDefaultHandler);
+void ADC_IRQHandler(void) ALIAS(IntDefaultHandler);
+void BOD_IRQHandler(void) ALIAS(IntDefaultHandler);
+void USB_IRQHandler(void) ALIAS(IntDefaultHandler);
+void CAN_IRQHandler(void) ALIAS(IntDefaultHandler);
+void DMA_IRQHandler(void) ALIAS(IntDefaultHandler);
+void I2S_IRQHandler(void) ALIAS(IntDefaultHandler);
+#if defined (__USE_LPCOPEN)
+void ETH_IRQHandler(void) ALIAS(IntDefaultHandler);
+#else
+void ENET_IRQHandler(void) ALIAS(IntDefaultHandler);
+#endif
+void RIT_IRQHandler(void) ALIAS(IntDefaultHandler);
+void MCPWM_IRQHandler(void) ALIAS(IntDefaultHandler);
+void QEI_IRQHandler(void) ALIAS(IntDefaultHandler);
+void PLL1_IRQHandler(void) ALIAS(IntDefaultHandler);
+void USBActivity_IRQHandler(void) ALIAS(IntDefaultHandler);
+void CANActivity_IRQHandler(void) ALIAS(IntDefaultHandler);
+#if defined (__USE_LPCOPEN)
+void SDIO_IRQHandler(void) ALIAS(IntDefaultHandler);
+#else
+void MCI_IRQHandler(void) ALIAS(IntDefaultHandler);
+#endif
+void UART4_IRQHandler(void) ALIAS(IntDefaultHandler);
+void SSP2_IRQHandler(void) ALIAS(IntDefaultHandler);
+void LCD_IRQHandler(void) ALIAS(IntDefaultHandler);
+void GPIO_IRQHandler(void) ALIAS(IntDefaultHandler);
+void PWM0_IRQHandler(void) ALIAS(IntDefaultHandler);
+void EEPROM_IRQHandler(void) ALIAS(IntDefaultHandler);
+
+//*****************************************************************************
+//
+// The entry point for the application.
+// __main() is the entry point for Redlib based applications
+// main() is the entry point for Newlib based applications
+//
+//*****************************************************************************
+#if defined (__REDLIB__)
+extern void __main(void);
+#endif
+extern int main(void);
+//*****************************************************************************
+//
+// External declaration for the pointer to the stack top from the Linker Script
+//
+//*****************************************************************************
+extern void _vStackTop(void);
+
+//*****************************************************************************
+#if defined (__cplusplus)
+} // extern "C"
+#endif
+//*****************************************************************************
+//
+// The vector table.
+// This relies on the linker script to place at correct location in memory.
+//
+//*****************************************************************************
+extern void (* const g_pfnVectors[])(void);
+__attribute__ ((section(".isr_vector")))
+void (* const g_pfnVectors[])(void) = {
+    // Core Level - CM4
+    &_vStackTop,                        // The initial stack pointer
+    ResetISR,                           // The reset handler
+    NMI_Handler,                        // The NMI handler
+    HardFault_Handler,                  // The hard fault handler
+    MemManage_Handler,                  // The MPU fault handler
+    BusFault_Handler,                   // The bus fault handler
+    UsageFault_Handler,                 // The usage fault handler
+    0,                                  // Reserved
+    0,                                  // Reserved
+    0,                                  // Reserved
+    0,                                  // Reserved
+    SVC_Handler,                        // SVCall handler
+    DebugMon_Handler,                   // Debug monitor handler
+    0,                                  // Reserved
+    PendSV_Handler,                     // The PendSV handler
+    SysTick_Handler,                    // The SysTick handler
+
+    // Chip Level - LPC40xx
+    WDT_IRQHandler,                     // 16, 0x40 - WDT
+    TIMER0_IRQHandler,                  // 17, 0x44 - TIMER0
+    TIMER1_IRQHandler,                  // 18, 0x48 - TIMER1
+    TIMER2_IRQHandler,                  // 19, 0x4c - TIMER2
+    TIMER3_IRQHandler,                  // 20, 0x50 - TIMER3
+    UART0_IRQHandler,                   // 21, 0x54 - UART0
+    UART1_IRQHandler,                   // 22, 0x58 - UART1
+    UART2_IRQHandler,                   // 23, 0x5c - UART2
+    UART3_IRQHandler,                   // 24, 0x60 - UART3
+    PWM1_IRQHandler,                    // 25, 0x64 - PWM1
+    I2C0_IRQHandler,                    // 26, 0x68 - I2C0
+    I2C1_IRQHandler,                    // 27, 0x6c - I2C1
+    I2C2_IRQHandler,                    // 28, 0x70 - I2C2
+    IntDefaultHandler,                  // 29, Not used
+    SSP0_IRQHandler,                    // 30, 0x78 - SSP0
+    SSP1_IRQHandler,                    // 31, 0x7c - SSP1
+    PLL0_IRQHandler,                    // 32, 0x80 - PLL0 (Main PLL)
+    RTC_IRQHandler,                     // 33, 0x84 - RTC
+    EINT0_IRQHandler,                   // 34, 0x88 - EINT0
+    EINT1_IRQHandler,                   // 35, 0x8c - EINT1
+    EINT2_IRQHandler,                   // 36, 0x90 - EINT2
+    EINT3_IRQHandler,                   // 37, 0x94 - EINT3
+    ADC_IRQHandler,                     // 38, 0x98 - ADC
+    BOD_IRQHandler,                     // 39, 0x9c - BOD
+    USB_IRQHandler,                     // 40, 0xA0 - USB
+    CAN_IRQHandler,                     // 41, 0xa4 - CAN
+    DMA_IRQHandler,                     // 42, 0xa8 - GP DMA
+    I2S_IRQHandler,                     // 43, 0xac - I2S
+#if defined (__USE_LPCOPEN)
+    ETH_IRQHandler,                     // 44, 0xb0 - Ethernet
+    SDIO_IRQHandler,                    // 45, 0xb4 - SD/MMC card I/F
+#else
+    ENET_IRQHandler,                    // 44, 0xb0 - Ethernet
+    MCI_IRQHandler,                     // 45, 0xb4 - SD/MMC card I/F
+#endif                               
+    MCPWM_IRQHandler,                   // 46, 0xb8 - Motor Control PWM
+    QEI_IRQHandler,                     // 47, 0xbc - Quadrature Encoder
+    PLL1_IRQHandler,                    // 48, 0xc0 - PLL1 (USB PLL)
+    USBActivity_IRQHandler,             // 49, 0xc4 - USB Activity interrupt to wakeup
+    CANActivity_IRQHandler,             // 50, 0xc8 - CAN Activity interrupt to wakeup
+    UART4_IRQHandler,                   // 51, 0xcc - UART4
+    SSP2_IRQHandler,                    // 52, 0xd0 - SSP2
+    LCD_IRQHandler,                     // 53, 0xd4 - LCD
+    GPIO_IRQHandler,                    // 54, 0xd8 - GPIO
+    PWM0_IRQHandler,                    // 55, 0xdc - PWM0
+    EEPROM_IRQHandler,                  // 56, 0xe0 - EEPROM
+
+};
+
+//*****************************************************************************
+// Functions to carry out the initialization of RW and BSS data sections. These
+// are written as separate functions rather than being inlined within the
+// ResetISR() function in order to cope with MCUs with multiple banks of
+// memory.
+//*****************************************************************************
+__attribute__ ((section(".after_vectors")))
+void data_init(unsigned int romstart, unsigned int start, unsigned int len) {
+    unsigned int *pulDest = (unsigned int*) start;
+    unsigned int *pulSrc = (unsigned int*) romstart;
+    unsigned int loop;
+    for (loop = 0; loop < len; loop = loop + 4)
+        *pulDest++ = *pulSrc++;
+}
+
+__attribute__ ((section(".after_vectors")))
+void bss_init(unsigned int start, unsigned int len) {
+    unsigned int *pulDest = (unsigned int*) start;
+    unsigned int loop;
+    for (loop = 0; loop < len; loop = loop + 4)
+        *pulDest++ = 0;
+}
+
+//*****************************************************************************
+// The following symbols are constructs generated by the linker, indicating
+// the location of various points in the "Global Section Table". This table is
+// created by the linker via the Code Red managed linker script mechanism. It
+// contains the load address, execution address and length of each RW data
+// section and the execution and length of each BSS (zero initialized) section.
+//*****************************************************************************
+extern unsigned int __data_section_table;
+extern unsigned int __data_section_table_end;
+extern unsigned int __bss_section_table;
+extern unsigned int __bss_section_table_end;
+
+//*****************************************************************************
+// Reset entry point for your code.
+// Sets up a simple runtime environment and initializes the C/C++
+// library.
+//*****************************************************************************
+__attribute__ ((section(".after_vectors")))
+void
+ResetISR(void) {
+
+    //
+    // Copy the data sections from flash to SRAM.
+    //
+    unsigned int LoadAddr, ExeAddr, SectionLen;
+    unsigned int *SectionTableAddr;
+
+    // Load base address of Global Section Table
+    SectionTableAddr = &__data_section_table;
+
+    // Copy the data sections from flash to SRAM.
+    while (SectionTableAddr < &__data_section_table_end) {
+        LoadAddr = *SectionTableAddr++;
+        ExeAddr = *SectionTableAddr++;
+        SectionLen = *SectionTableAddr++;
+        data_init(LoadAddr, ExeAddr, SectionLen);
+    }
+    // At this point, SectionTableAddr = &__bss_section_table;
+    // Zero fill the bss segment
+    while (SectionTableAddr < &__bss_section_table_end) {
+        ExeAddr = *SectionTableAddr++;
+        SectionLen = *SectionTableAddr++;
+        bss_init(ExeAddr, SectionLen);
+    }
+
+#if defined (__VFP_FP__) && !defined (__SOFTFP__)
+/*
+ * Code to enable the Cortex-M4 FPU only included
+ * if appropriate build options have been selected.
+ * Code taken from Section 7.1, Cortex-M4 TRM (DDI0439C)
+ */  
+    // Read CPACR (located at address 0xE000ED88)
+    // Set bits 20-23 to enable CP10 and CP11 coprocessors
+    // Write back the modified value to the CPACR
+    asm volatile ("LDR.W R0, =0xE000ED88\n\t"
+                  "LDR R1, [R0]\n\t"
+                  "ORR R1, R1, #(0xF << 20)\n\t"
+                  "STR R1, [R0]");  
+#endif // (__VFP_FP__) && !(__SOFTFP__)
+
+    // Check to see if we are running the code from a non-zero
+    // address (eg RAM, external flash), in which case we need
+    // to modify the VTOR register to tell the CPU that the
+    // vector table is located at a non-0x0 address.
+
+    // Note that we do not use the CMSIS register access mechanism,
+    // as there is no guarantee that the project has been configured
+    // to use CMSIS.
+    unsigned int * pSCB_VTOR = (unsigned int *) 0xE000ED08;
+    if ((unsigned int *)g_pfnVectors!=(unsigned int *) 0x00000000) {
+        // CMSIS : SCB->VTOR = <address of vector table>
+        *pSCB_VTOR = (unsigned int)g_pfnVectors;
+    }
+
+#if defined (__USE_CMSIS) || defined (__USE_LPCOPEN)
+    SystemInit();
+#endif
+
+#if defined (__cplusplus)
+    //
+    // Call C++ library initialisation
+    //
+    __libc_init_array();
+#endif
+
+#if defined (__REDLIB__)
+    // Call the Redlib library, which in turn calls main()
+    __main() ;
+#else
+    main();
+#endif
+
+    //
+    // main() shouldn't return, but if it does, we'll just enter an infinite loop 
+    //
+    while (1) {
+        ;
+    }
+}
+
+//*****************************************************************************
+// Default exception handlers. Override the ones here by defining your own
+// handler routines in your application code.
+//*****************************************************************************
+__attribute__ ((section(".after_vectors")))
+void NMI_Handler(void)
+{ while(1) {}
+}
+
+__attribute__ ((section(".after_vectors")))
+void HardFault_Handler(void)
+{ while(1) {}
+}
+
+__attribute__ ((section(".after_vectors")))
+void MemManage_Handler(void)
+{ while(1) {}
+}
+
+__attribute__ ((section(".after_vectors")))
+void BusFault_Handler(void)
+{ while(1) {}
+}
+
+__attribute__ ((section(".after_vectors")))
+void UsageFault_Handler(void)
+{ while(1) {}
+}
+
+__attribute__ ((section(".after_vectors")))
+void SVC_Handler(void)
+{ while(1) {}
+}
+
+__attribute__ ((section(".after_vectors")))
+void DebugMon_Handler(void)
+{ while(1) {}
+}
+
+__attribute__ ((section(".after_vectors")))
+void PendSV_Handler(void)
+{ while(1) {}
+}
+
+__attribute__ ((section(".after_vectors")))
+void SysTick_Handler(void)
+{ while(1) {}
+}
+
+//*****************************************************************************
+//
+// Processor ends up here if an unexpected interrupt occurs or a specific
+// handler is not present in the application code.
+//
+//*****************************************************************************
+__attribute__ ((section(".after_vectors")))
+void IntDefaultHandler(void)
+{ while(1) {}
+}
diff --git a/hw/bsp/ea4088qs/lpc4088.ld b/hw/bsp/ea4088qs/lpc4088.ld
new file mode 100644
index 000000000..4b1cddd6e
--- /dev/null
+++ b/hw/bsp/ea4088qs/lpc4088.ld
@@ -0,0 +1,184 @@
+/*
+ * GENERATED FILE - DO NOT EDIT
+ * (c) Code Red Technologies Ltd, 2008-2013
+ * (c) NXP Semiconductors 2013-2019
+ * Generated linker script file for LPC4088
+ * Created from linkscript.ldt by FMCreateLinkLibraries
+ * Using Freemarker v2.3.23
+ * MCUXpresso IDE v10.2.1 [Build 795] [2018-07-25] on May 15, 2019 5:16:07 PM
+ */
+
+MEMORY
+{
+  /* Define each memory region */
+  MFlash512 (rx) : ORIGIN = 0x0, LENGTH = 0x80000 /* 512K bytes (alias Flash) */  
+  RamLoc64 (rwx) : ORIGIN = 0x10000000, LENGTH = 0x10000 /* 64K bytes (alias RAM) */  
+  RamPeriph32 (rwx) : ORIGIN = 0x20000000, LENGTH = 0x8000 /* 32K bytes (alias RAM2) */  
+}
+
+  /* Define a symbol for the top of each memory region */
+  __base_MFlash512 = 0x0  ; /* MFlash512 */  
+  __base_Flash = 0x0 ; /* Flash */  
+  __top_MFlash512 = 0x0 + 0x80000 ; /* 512K bytes */  
+  __top_Flash = 0x0 + 0x80000 ; /* 512K bytes */  
+  __base_RamLoc64 = 0x10000000  ; /* RamLoc64 */  
+  __base_RAM = 0x10000000 ; /* RAM */  
+  __top_RamLoc64 = 0x10000000 + 0x10000 ; /* 64K bytes */  
+  __top_RAM = 0x10000000 + 0x10000 ; /* 64K bytes */  
+  __base_RamPeriph32 = 0x20000000  ; /* RamPeriph32 */  
+  __base_RAM2 = 0x20000000 ; /* RAM2 */  
+  __top_RamPeriph32 = 0x20000000 + 0x8000 ; /* 32K bytes */  
+  __top_RAM2 = 0x20000000 + 0x8000 ; /* 32K bytes */  
+
+ENTRY(ResetISR)
+
+SECTIONS
+{
+    /* MAIN TEXT SECTION */
+    .text : ALIGN(4)
+    {
+        FILL(0xff)
+        __vectors_start__ = ABSOLUTE(.) ;
+        KEEP(*(.isr_vector))
+        /* Global Section Table */
+        . = ALIGN(4) ;
+        __section_table_start = .;
+        __data_section_table = .;
+        LONG(LOADADDR(.data));
+        LONG(    ADDR(.data));
+        LONG(  SIZEOF(.data));
+        LONG(LOADADDR(.data_RAM2));
+        LONG(    ADDR(.data_RAM2));
+        LONG(  SIZEOF(.data_RAM2));
+        __data_section_table_end = .;
+        __bss_section_table = .;
+        LONG(    ADDR(.bss));
+        LONG(  SIZEOF(.bss));
+        LONG(    ADDR(.bss_RAM2));
+        LONG(  SIZEOF(.bss_RAM2));
+        __bss_section_table_end = .;
+        __section_table_end = . ;
+        /* End of Global Section Table */
+
+        *(.after_vectors*)
+
+    } > MFlash512
+
+    .text : ALIGN(4)
+    {
+       *(.text*)
+       *(.rodata .rodata.* .constdata .constdata.*)
+       . = ALIGN(4);
+    } > MFlash512
+    /*
+     * for exception handling/unwind - some Newlib functions (in common
+     * with C++ and STDC++) use this. 
+     */
+    .ARM.extab : ALIGN(4) 
+    {
+        *(.ARM.extab* .gnu.linkonce.armextab.*)
+    } > MFlash512
+
+    __exidx_start = .;
+
+    .ARM.exidx : ALIGN(4)
+    {
+        *(.ARM.exidx* .gnu.linkonce.armexidx.*)
+    } > MFlash512
+    __exidx_end = .;
+
+    _etext = .;
+        
+    /* DATA section for RamPeriph32 */
+
+    .data_RAM2 : ALIGN(4)
+    {
+        FILL(0xff)
+        PROVIDE(__start_data_RAM2 = .) ;
+        *(.ramfunc.$RAM2)
+        *(.ramfunc.$RamPeriph32)
+        *(.data.$RAM2*)
+        *(.data.$RamPeriph32*)
+        . = ALIGN(4) ;
+        PROVIDE(__end_data_RAM2 = .) ;
+     } > RamPeriph32 AT>MFlash512
+    /* MAIN DATA SECTION */
+    .uninit_RESERVED : ALIGN(4)
+    {
+        KEEP(*(.bss.$RESERVED*))
+        . = ALIGN(4) ;
+        _end_uninit_RESERVED = .;
+    } > RamLoc64
+
+    /* Main DATA section (RamLoc64) */
+    .data : ALIGN(4)
+    {
+       FILL(0xff)
+       _data = . ;
+       *(vtable)
+       *(.ramfunc*)
+       *(.data*)
+       . = ALIGN(4) ;
+       _edata = . ;
+    } > RamLoc64 AT>MFlash512
+
+    /* BSS section for RamPeriph32 */
+    .bss_RAM2 : ALIGN(4)
+    {
+       PROVIDE(__start_bss_RAM2 = .) ;
+       *(.bss.$RAM2*)
+       *(.bss.$RamPeriph32*)
+       . = ALIGN (. != 0 ? 4 : 1) ; /* avoid empty segment */
+       PROVIDE(__end_bss_RAM2 = .) ;
+    } > RamPeriph32 
+
+    /* MAIN BSS SECTION */
+    .bss : ALIGN(4)
+    {
+        _bss = .;
+        *(.bss*)
+        *(COMMON)
+        . = ALIGN(4) ;
+        _ebss = .;
+        PROVIDE(end = .);
+    } > RamLoc64
+
+    /* NOINIT section for RamPeriph32 */
+    .noinit_RAM2 (NOLOAD) : ALIGN(4)
+    {
+       *(.noinit.$RAM2*)
+       *(.noinit.$RamPeriph32*)
+       . = ALIGN(4) ;
+    } > RamPeriph32 
+
+    /* DEFAULT NOINIT SECTION */
+    .noinit (NOLOAD): ALIGN(4)
+    {
+        _noinit = .;
+        *(.noinit*) 
+         . = ALIGN(4) ;
+        _end_noinit = .;
+    } > RamLoc64
+    PROVIDE(_pvHeapStart = DEFINED(__user_heap_base) ? __user_heap_base : .);
+    PROVIDE(_vStackTop = DEFINED(__user_stack_top) ? __user_stack_top : __top_RamLoc64 - 0);
+
+    /* ## Create checksum value (used in startup) ## */
+    PROVIDE(__valid_user_code_checksum = 0 - 
+                                         (_vStackTop 
+                                         + (ResetISR + 1) 
+                                         + (NMI_Handler + 1) 
+                                         + (HardFault_Handler + 1) 
+                                         + (( DEFINED(MemManage_Handler) ? MemManage_Handler : 0 ) + 1)   /* MemManage_Handler may not be defined */
+                                         + (( DEFINED(BusFault_Handler) ? BusFault_Handler : 0 ) + 1)     /* BusFault_Handler may not be defined */
+                                         + (( DEFINED(UsageFault_Handler) ? UsageFault_Handler : 0 ) + 1) /* UsageFault_Handler may not be defined */
+                                         ) );
+
+    /* Provide basic symbols giving location and size of main text
+     * block, including initial values of RW data sections. Note that
+     * these will need extending to give a complete picture with
+     * complex images (e.g multiple Flash banks).
+     */
+    _image_start = LOADADDR(.text);
+    _image_end = LOADADDR(.data) + SIZEOF(.data);
+    _image_size = _image_end - _image_start;
+}
\ No newline at end of file
diff --git a/tools/build_all.py b/tools/build_all.py
index 336c61105..8aaf4c0ba 100644
--- a/tools/build_all.py
+++ b/tools/build_all.py
@@ -13,7 +13,7 @@ fail_count = 0
 exit_status = 0
 
 all_device_example = ["cdc_msc_hid", "msc_dual_lun", "hid_generic_inout"]
-all_boards = ["metro_m0_express", "metro_m4_express", "pca10056", "feather_nrf52840_express", "stm32f407g_disc1", "lpcxpresso11u68", "lpcxpresso1347", "lpcxpresso1769", "mcb1800"]
+all_boards = ["metro_m0_express", "metro_m4_express", "pca10056", "feather_nrf52840_express", "stm32f407g_disc1", "lpcxpresso11u68", "lpcxpresso1347", "lpcxpresso1769", "mcb1800", "ea4088qs"]
 
 def build_example(example, board):
     subprocess.run("make -C examples/device/{} BOARD={} clean".format(example, board), shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)