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Flash memory

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This commit is contained in:
Todd Fleming
2017-01-14 23:54:36 -05:00
parent 4e6df9a4f9
commit 2b5d6a9871
9 changed files with 148 additions and 24 deletions
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26
lpc17xx/lpc1769.ld
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@ -13,15 +13,18 @@ MEMORY
/* On-chip SRAM is a readable (r), writable (w) and */
/* executable region (x) */
/* Main ROM region - 512k for LPC1768 */
IROM (rx) : ORIGIN = 0x00000000, LENGTH = 512k
/* vector table */
VECT (rx) : ORIGIN = 0x00000000, LENGTH = 4k
/* local static RAM - 32k for LPC1756 */
IRAM0 (rwx) : ORIGIN = 0x10000000, LENGTH = 32k
/* ROM. Skips the remaining 4k flash sectors so they can be used for persistent data */
IROM (rx) : ORIGIN = 0x00010000, LENGTH = 0x70000 /* 512k - 0x10000 */
/* AHB SRAM - 16k for LPC1756 - often used for USB */
IRAM1 (rwx) : ORIGIN = 0x2007C000, LENGTH = 16k
IRAM2 (rwx) : ORIGIN = 0x20080000, LENGTH = 16k
/* local static RAM - 32k for LPC1756 */
IRAM0 (rwx) : ORIGIN = 0x10000000, LENGTH = 32736 /* 32k-32: 32 bytes at top reserved by IAP */
/* AHB SRAM - 16k for LPC1756 - often used for USB */
IRAM1 (rwx) : ORIGIN = 0x2007C000, LENGTH = 16k
IRAM2 (rwx) : ORIGIN = 0x20080000, LENGTH = 16k
}
/* SECTION command : Define mapping of input sections */
@ -32,11 +35,14 @@ SECTIONS
/******************************************/
/* code section */
/* "normal" code */
.text :
.isr_vector_section :
{
KEEP(*(.isr_vector .isr_vector.*))
} >VECT
/* "normal" code */
.text :
{
*(.text .text.*)
*(.gnu.linkonce.t.*)
*(.glue_7)