diff --git a/os/common/ports/e200/compilers/GCC/vectors.s b/os/common/ports/e200/compilers/GCC/vectors.s
index d9f1948ee..bf6c2adf6 100644
--- a/os/common/ports/e200/compilers/GCC/vectors.s
+++ b/os/common/ports/e200/compilers/GCC/vectors.s
@@ -39,385 +39,385 @@
.globl _vectors
_vectors:
.long vector0, vector1, vector2, vector3
-#if PPC_VECTORS_NUMBER > 4
+#if PPC_NUM_VECTORS > 4
.long vector4, vector5, vector6, vector7
#endif
-#if PPC_VECTORS_NUMBER > 8
+#if PPC_NUM_VECTORS > 8
.long vector8, vector9, vector10, vector11
#endif
-#if PPC_VECTORS_NUMBER > 12
+#if PPC_NUM_VECTORS > 12
.long vector12, vector13, vector14, vector15
#endif
-#if PPC_VECTORS_NUMBER > 16
+#if PPC_NUM_VECTORS > 16
.long vector16, vector17, vector18, vector19
#endif
-#if PPC_VECTORS_NUMBER > 20
+#if PPC_NUM_VECTORS > 20
.long vector20, vector21, vector22, vector23
#endif
-#if PPC_VECTORS_NUMBER > 24
+#if PPC_NUM_VECTORS > 24
.long vector24, vector25, vector26, vector27
#endif
-#if PPC_VECTORS_NUMBER > 28
+#if PPC_NUM_VECTORS > 28
.long vector28, vector29, vector30, vector31
#endif
-#if PPC_VECTORS_NUMBER > 32
+#if PPC_NUM_VECTORS > 32
.long vector32, vector33, vector34, vector35
#endif
-#if PPC_VECTORS_NUMBER > 36
+#if PPC_NUM_VECTORS > 36
.long vector36, vector37, vector38, vector39
#endif
-#if PPC_VECTORS_NUMBER > 40
+#if PPC_NUM_VECTORS > 40
.long vector40, vector41, vector42, vector43
#endif
-#if PPC_VECTORS_NUMBER > 44
+#if PPC_NUM_VECTORS > 44
.long vector44, vector45, vector46, vector47
#endif
-#if PPC_VECTORS_NUMBER > 48
+#if PPC_NUM_VECTORS > 48
.long vector48, vector49, vector50, vector51
#endif
-#if PPC_VECTORS_NUMBER > 52
+#if PPC_NUM_VECTORS > 52
.long vector52, vector53, vector54, vector55
#endif
-#if PPC_VECTORS_NUMBER > 56
+#if PPC_NUM_VECTORS > 56
.long vector56, vector57, vector58, vector59
#endif
-#if PPC_VECTORS_NUMBER > 60
+#if PPC_NUM_VECTORS > 60
.long vector60, vector61, vector62, vector63
#endif
-#if PPC_VECTORS_NUMBER > 64
+#if PPC_NUM_VECTORS > 64
.long vector64, vector65, vector66, vector67
#endif
-#if PPC_VECTORS_NUMBER > 68
+#if PPC_NUM_VECTORS > 68
.long vector68, vector69, vector70, vector71
#endif
-#if PPC_VECTORS_NUMBER > 72
+#if PPC_NUM_VECTORS > 72
.long vector72, vector73, vector74, vector75
#endif
-#if PPC_VECTORS_NUMBER > 76
+#if PPC_NUM_VECTORS > 76
.long vector76, vector77, vector78, vector79
#endif
-#if PPC_VECTORS_NUMBER > 80
+#if PPC_NUM_VECTORS > 80
.long vector80, vector81, vector82, vector83
#endif
-#if PPC_VECTORS_NUMBER > 84
+#if PPC_NUM_VECTORS > 84
.long vector84, vector85, vector86, vector87
#endif
-#if PPC_VECTORS_NUMBER > 88
+#if PPC_NUM_VECTORS > 88
.long vector88, vector89, vector90, vector91
#endif
-#if PPC_VECTORS_NUMBER > 92
+#if PPC_NUM_VECTORS > 92
.long vector92, vector93, vector94, vector95
#endif
-#if PPC_VECTORS_NUMBER > 96
+#if PPC_NUM_VECTORS > 96
.long vector96, vector97, vector98, vector99
#endif
-#if PPC_VECTORS_NUMBER > 100
+#if PPC_NUM_VECTORS > 100
.long vector100, vector101, vector102, vector103
#endif
-#if PPC_VECTORS_NUMBER > 104
+#if PPC_NUM_VECTORS > 104
.long vector104, vector105, vector106, vector107
#endif
-#if PPC_VECTORS_NUMBER > 108
+#if PPC_NUM_VECTORS > 108
.long vector108, vector109, vector110, vector111
#endif
-#if PPC_VECTORS_NUMBER > 112
+#if PPC_NUM_VECTORS > 112
.long vector112, vector113, vector114, vector115
#endif
-#if PPC_VECTORS_NUMBER > 116
+#if PPC_NUM_VECTORS > 116
.long vector116, vector117, vector118, vector119
#endif
-#if PPC_VECTORS_NUMBER > 120
+#if PPC_NUM_VECTORS > 120
.long vector120, vector121, vector122, vector123
#endif
-#if PPC_VECTORS_NUMBER > 124
+#if PPC_NUM_VECTORS > 124
.long vector124, vector125, vector126, vector127
#endif
-#if PPC_VECTORS_NUMBER > 128
+#if PPC_NUM_VECTORS > 128
.long vector128, vector129, vector130, vector131
#endif
-#if PPC_VECTORS_NUMBER > 132
+#if PPC_NUM_VECTORS > 132
.long vector132, vector133, vector134, vector135
#endif
-#if PPC_VECTORS_NUMBER > 136
+#if PPC_NUM_VECTORS > 136
.long vector136, vector137, vector138, vector139
#endif
-#if PPC_VECTORS_NUMBER > 140
+#if PPC_NUM_VECTORS > 140
.long vector140, vector141, vector142, vector143
#endif
-#if PPC_VECTORS_NUMBER > 144
+#if PPC_NUM_VECTORS > 144
.long vector144, vector145, vector146, vector147
#endif
-#if PPC_VECTORS_NUMBER > 148
+#if PPC_NUM_VECTORS > 148
.long vector148, vector149, vector150, vector151
#endif
-#if PPC_VECTORS_NUMBER > 152
+#if PPC_NUM_VECTORS > 152
.long vector152, vector153, vector154, vector155
#endif
-#if PPC_VECTORS_NUMBER > 156
+#if PPC_NUM_VECTORS > 156
.long vector156, vector157, vector158, vector159
#endif
-#if PPC_VECTORS_NUMBER > 160
+#if PPC_NUM_VECTORS > 160
.long vector160, vector161, vector162, vector163
#endif
-#if PPC_VECTORS_NUMBER > 164
+#if PPC_NUM_VECTORS > 164
.long vector164, vector165, vector166, vector167
#endif
-#if PPC_VECTORS_NUMBER > 168
+#if PPC_NUM_VECTORS > 168
.long vector168, vector169, vector170, vector171
#endif
-#if PPC_VECTORS_NUMBER > 172
+#if PPC_NUM_VECTORS > 172
.long vector172, vector173, vector174, vector175
#endif
-#if PPC_VECTORS_NUMBER > 176
+#if PPC_NUM_VECTORS > 176
.long vector176, vector177, vector178, vector179
#endif
-#if PPC_VECTORS_NUMBER > 180
+#if PPC_NUM_VECTORS > 180
.long vector180, vector181, vector182, vector183
#endif
-#if PPC_VECTORS_NUMBER > 184
+#if PPC_NUM_VECTORS > 184
.long vector184, vector185, vector186, vector187
#endif
-#if PPC_VECTORS_NUMBER > 188
+#if PPC_NUM_VECTORS > 188
.long vector188, vector189, vector190, vector191
#endif
-#if PPC_VECTORS_NUMBER > 192
+#if PPC_NUM_VECTORS > 192
.long vector192, vector193, vector194, vector195
#endif
-#if PPC_VECTORS_NUMBER > 196
+#if PPC_NUM_VECTORS > 196
.long vector196, vector197, vector198, vector199
#endif
-#if PPC_VECTORS_NUMBER > 200
+#if PPC_NUM_VECTORS > 200
.long vector200, vector201, vector202, vector203
#endif
-#if PPC_VECTORS_NUMBER > 204
+#if PPC_NUM_VECTORS > 204
.long vector204, vector205, vector206, vector207
#endif
-#if PPC_VECTORS_NUMBER > 208
+#if PPC_NUM_VECTORS > 208
.long vector208, vector209, vector210, vector211
#endif
-#if PPC_VECTORS_NUMBER > 212
+#if PPC_NUM_VECTORS > 212
.long vector212, vector213, vector214, vector215
#endif
-#if PPC_VECTORS_NUMBER > 216
+#if PPC_NUM_VECTORS > 216
.long vector216, vector217, vector218, vector219
#endif
-#if PPC_VECTORS_NUMBER > 220
+#if PPC_NUM_VECTORS > 220
.long vector220, vector221, vector222, vector223
#endif
-#if PPC_VECTORS_NUMBER > 224
+#if PPC_NUM_VECTORS > 224
.long vector224, vector225, vector226, vector227
#endif
-#if PPC_VECTORS_NUMBER > 228
+#if PPC_NUM_VECTORS > 228
.long vector228, vector229, vector230, vector231
#endif
-#if PPC_VECTORS_NUMBER > 232
+#if PPC_NUM_VECTORS > 232
.long vector232, vector233, vector234, vector235
#endif
-#if PPC_VECTORS_NUMBER > 236
+#if PPC_NUM_VECTORS > 236
.long vector236, vector237, vector238, vector239
#endif
-#if PPC_VECTORS_NUMBER > 240
+#if PPC_NUM_VECTORS > 240
.long vector240, vector241, vector242, vector243
#endif
-#if PPC_VECTORS_NUMBER > 244
+#if PPC_NUM_VECTORS > 244
.long vector244, vector245, vector246, vector247
#endif
-#if PPC_VECTORS_NUMBER > 248
+#if PPC_NUM_VECTORS > 248
.long vector248, vector249, vector250, vector251
#endif
-#if PPC_VECTORS_NUMBER > 252
+#if PPC_NUM_VECTORS > 252
.long vector252, vector253, vector254, vector255
#endif
-#if PPC_VECTORS_NUMBER > 256
+#if PPC_NUM_VECTORS > 256
.long vector256, vector257, vector258, vector259
#endif
-#if PPC_VECTORS_NUMBER > 260
+#if PPC_NUM_VECTORS > 260
.long vector260, vector261, vector262, vector263
#endif
-#if PPC_VECTORS_NUMBER > 264
+#if PPC_NUM_VECTORS > 264
.long vector264, vector265, vector266, vector267
#endif
-#if PPC_VECTORS_NUMBER > 268
+#if PPC_NUM_VECTORS > 268
.long vector268, vector269, vector270, vector271
#endif
-#if PPC_VECTORS_NUMBER > 272
+#if PPC_NUM_VECTORS > 272
.long vector272, vector273, vector274, vector275
#endif
-#if PPC_VECTORS_NUMBER > 276
+#if PPC_NUM_VECTORS > 276
.long vector276, vector277, vector278, vector279
#endif
-#if PPC_VECTORS_NUMBER > 280
+#if PPC_NUM_VECTORS > 280
.long vector280, vector281, vector282, vector283
#endif
-#if PPC_VECTORS_NUMBER > 284
+#if PPC_NUM_VECTORS > 284
.long vector284, vector285, vector286, vector287
#endif
-#if PPC_VECTORS_NUMBER > 288
+#if PPC_NUM_VECTORS > 288
.long vector288, vector289, vector290, vector291
#endif
-#if PPC_VECTORS_NUMBER > 292
+#if PPC_NUM_VECTORS > 292
.long vector292, vector293, vector294, vector295
#endif
-#if PPC_VECTORS_NUMBER > 296
+#if PPC_NUM_VECTORS > 296
.long vector296, vector297, vector298, vector299
#endif
-#if PPC_VECTORS_NUMBER > 300
+#if PPC_NUM_VECTORS > 300
.long vector300, vector301, vector302, vector303
#endif
-#if PPC_VECTORS_NUMBER > 304
+#if PPC_NUM_VECTORS > 304
.long vector304, vector305, vector306, vector307
#endif
-#if PPC_VECTORS_NUMBER > 308
+#if PPC_NUM_VECTORS > 308
.long vector308, vector309, vector310, vector311
#endif
-#if PPC_VECTORS_NUMBER > 312
+#if PPC_NUM_VECTORS > 312
.long vector312, vector313, vector314, vector315
#endif
-#if PPC_VECTORS_NUMBER > 316
+#if PPC_NUM_VECTORS > 316
.long vector316, vector317, vector318, vector319
#endif
-#if PPC_VECTORS_NUMBER > 320
+#if PPC_NUM_VECTORS > 320
.long vector320, vector321, vector322, vector323
#endif
-#if PPC_VECTORS_NUMBER > 324
+#if PPC_NUM_VECTORS > 324
.long vector324, vector325, vector326, vector327
#endif
-#if PPC_VECTORS_NUMBER > 328
+#if PPC_NUM_VECTORS > 328
.long vector328, vector329, vector330, vector331
#endif
-#if PPC_VECTORS_NUMBER > 332
+#if PPC_NUM_VECTORS > 332
.long vector332, vector333, vector334, vector335
#endif
-#if PPC_VECTORS_NUMBER > 336
+#if PPC_NUM_VECTORS > 336
.long vector336, vector337, vector338, vector339
#endif
-#if PPC_VECTORS_NUMBER > 340
+#if PPC_NUM_VECTORS > 340
.long vector340, vector341, vector342, vector343
#endif
-#if PPC_VECTORS_NUMBER > 344
+#if PPC_NUM_VECTORS > 344
.long vector344, vector345, vector346, vector347
#endif
-#if PPC_VECTORS_NUMBER > 348
+#if PPC_NUM_VECTORS > 348
.long vector348, vector349, vector350, vector351
#endif
-#if PPC_VECTORS_NUMBER > 352
+#if PPC_NUM_VECTORS > 352
.long vector352, vector353, vector354, vector355
#endif
-#if PPC_VECTORS_NUMBER > 356
+#if PPC_NUM_VECTORS > 356
.long vector356, vector357, vector358, vector359
#endif
-#if PPC_VECTORS_NUMBER > 360
+#if PPC_NUM_VECTORS > 360
.long vector360, vector361, vector362, vector363
#endif
-#if PPC_VECTORS_NUMBER > 364
+#if PPC_NUM_VECTORS > 364
.long vector364, vector365, vector366, vector367
#endif
-#if PPC_VECTORS_NUMBER > 368
+#if PPC_NUM_VECTORS > 368
.long vector368, vector369, vector370, vector371
#endif
-#if PPC_VECTORS_NUMBER > 372
+#if PPC_NUM_VECTORS > 372
.long vector372, vector373, vector374, vector375
#endif
-#if PPC_VECTORS_NUMBER > 376
+#if PPC_NUM_VECTORS > 376
.long vector376, vector377, vector378, vector379
#endif
-#if PPC_VECTORS_NUMBER > 380
+#if PPC_NUM_VECTORS > 380
.long vector380, vector381, vector382, vector383
#endif
-#if PPC_VECTORS_NUMBER > 384
+#if PPC_NUM_VECTORS > 384
.long vector384, vector385, vector386, vector387
#endif
-#if PPC_VECTORS_NUMBER > 388
+#if PPC_NUM_VECTORS > 388
.long vector388, vector389, vector390, vector391
#endif
-#if PPC_VECTORS_NUMBER > 392
+#if PPC_NUM_VECTORS > 392
.long vector392, vector393, vector394, vector395
#endif
-#if PPC_VECTORS_NUMBER > 396
+#if PPC_NUM_VECTORS > 396
.long vector396, vector397, vector398, vector399
#endif
-#if PPC_VECTORS_NUMBER > 400
+#if PPC_NUM_VECTORS > 400
.long vector400, vector401, vector402, vector403
#endif
-#if PPC_VECTORS_NUMBER > 404
+#if PPC_NUM_VECTORS > 404
.long vector404, vector405, vector406, vector407
#endif
-#if PPC_VECTORS_NUMBER > 408
+#if PPC_NUM_VECTORS > 408
.long vector408, vector409, vector410, vector411
#endif
-#if PPC_VECTORS_NUMBER > 412
+#if PPC_NUM_VECTORS > 412
.long vector412, vector413, vector414, vector415
#endif
-#if PPC_VECTORS_NUMBER > 416
+#if PPC_NUM_VECTORS > 416
.long vector416, vector417, vector418, vector419
#endif
-#if PPC_VECTORS_NUMBER > 420
+#if PPC_NUM_VECTORS > 420
.long vector420, vector421, vector422, vector423
#endif
-#if PPC_VECTORS_NUMBER > 424
+#if PPC_NUM_VECTORS > 424
.long vector424, vector425, vector426, vector427
#endif
-#if PPC_VECTORS_NUMBER > 428
+#if PPC_NUM_VECTORS > 428
.long vector428, vector429, vector430, vector431
#endif
-#if PPC_VECTORS_NUMBER > 432
+#if PPC_NUM_VECTORS > 432
.long vector432, vector433, vector434, vector435
#endif
-#if PPC_VECTORS_NUMBER > 436
+#if PPC_NUM_VECTORS > 436
.long vector436, vector437, vector438, vector439
#endif
-#if PPC_VECTORS_NUMBER > 440
+#if PPC_NUM_VECTORS > 440
.long vector440, vector441, vector442, vector443
#endif
-#if PPC_VECTORS_NUMBER > 444
+#if PPC_NUM_VECTORS > 444
.long vector444, vector445, vector446, vector447
#endif
-#if PPC_VECTORS_NUMBER > 448
+#if PPC_NUM_VECTORS > 448
.long vector448, vector449, vector450, vector451
#endif
-#if PPC_VECTORS_NUMBER > 452
+#if PPC_NUM_VECTORS > 452
.long vector452, vector453, vector454, vector455
#endif
-#if PPC_VECTORS_NUMBER > 456
+#if PPC_NUM_VECTORS > 456
.long vector456, vector457, vector458, vector459
#endif
-#if PPC_VECTORS_NUMBER > 460
+#if PPC_NUM_VECTORS > 460
.long vector460, vector461, vector462, vector463
#endif
-#if PPC_VECTORS_NUMBER > 464
+#if PPC_NUM_VECTORS > 464
.long vector464, vector465, vector466, vector467
#endif
-#if PPC_VECTORS_NUMBER > 468
+#if PPC_NUM_VECTORS > 468
.long vector468, vector469, vector470, vector471
#endif
-#if PPC_VECTORS_NUMBER > 472
+#if PPC_NUM_VECTORS > 472
.long vector472, vector473, vector474, vector475
#endif
-#if PPC_VECTORS_NUMBER > 476
+#if PPC_NUM_VECTORS > 476
.long vector476, vector477, vector478, vector479
#endif
-#if PPC_VECTORS_NUMBER > 480
+#if PPC_NUM_VECTORS > 480
.long vector480, vector481, vector482, vector483
#endif
-#if PPC_VECTORS_NUMBER > 484
+#if PPC_NUM_VECTORS > 484
.long vector484, vector485, vector486, vector487
#endif
-#if PPC_VECTORS_NUMBER > 488
+#if PPC_NUM_VECTORS > 488
.long vector488, vector489, vector490, vector491
#endif
-#if PPC_VECTORS_NUMBER > 492
+#if PPC_NUM_VECTORS > 492
.long vector492, vector493, vector494, vector495
#endif
-#if PPC_VECTORS_NUMBER > 496
+#if PPC_NUM_VECTORS > 496
.long vector496, vector497, vector498, vector499
#endif
-#if PPC_VECTORS_NUMBER > 500
+#if PPC_NUM_VECTORS > 500
.long vector500, vector501, vector502, vector503
#endif
-#if PPC_VECTORS_NUMBER > 504
+#if PPC_NUM_VECTORS > 504
.long vector504, vector505, vector506, vector507
#endif
-#if PPC_VECTORS_NUMBER > 508
+#if PPC_NUM_VECTORS > 508
.long vector508, vector509, vector510, vector511
#endif
diff --git a/os/common/ports/e200/devices/SPC56ELxx/ppcparams.h b/os/common/ports/e200/devices/SPC56ELxx/ppcparams.h
index d66dc1ccf..c588a1d8e 100644
--- a/os/common/ports/e200/devices/SPC56ELxx/ppcparams.h
+++ b/os/common/ports/e200/devices/SPC56ELxx/ppcparams.h
@@ -70,7 +70,7 @@
/**
* @brief Number of interrupt sources.
*/
-#define PPC_VECTORS_NUMBER 288
+#define PPC_NUM_VECTORS 256
#endif /* _PPCPARAMS_H_ */
diff --git a/os/rt/ports/ARMCMx/compilers/GCC/chtypes.h b/os/rt/ports/ARMCMx/compilers/GCC/chtypes.h
index 61052a46d..864e05522 100644
--- a/os/rt/ports/ARMCMx/compilers/GCC/chtypes.h
+++ b/os/rt/ports/ARMCMx/compilers/GCC/chtypes.h
@@ -51,20 +51,37 @@
#endif
/** @} */
-typedef uint32_t rtcnt_t; /**< Realtime counter. */
-typedef uint64_t rttime_t; /**< Time accumulator. */
-typedef uint32_t syssts_t; /**< System status word. */
-typedef uint8_t tmode_t; /**< Thread flags. */
-typedef uint8_t tstate_t; /**< Thread state. */
-typedef uint8_t trefs_t; /**< Thread references counter. */
-typedef uint8_t tslices_t; /**< Thread time slices counter. */
-typedef uint32_t tprio_t; /**< Thread priority. */
-typedef int32_t msg_t; /**< Inter-thread message. */
-typedef int32_t eventid_t; /**< Numeric event identifier. */
-typedef uint32_t eventmask_t; /**< Mask of event identifiers. */
-typedef uint32_t eventflags_t; /**< Mask of event flags. */
-typedef int32_t cnt_t; /**< Generic signed counter. */
-typedef uint32_t ucnt_t; /**< Generic unsigned counter. */
+/**
+ * @name Derived generic types
+ * @{
+ */
+typedef volatile int8_t vint8_t; /**< Volatile signed 8 bits. */
+typedef volatile uint8_t vuint8_t; /**< Volatile unsigned 8 bits. */
+typedef volatile int16_t vint16_t; /**< Volatile signed 16 bits. */
+typedef volatile uint16_t vuint16_t; /**< Volatile unsigned 16 bits. */
+typedef volatile int32_t vint32_t; /**< Volatile signed 32 bits. */
+typedef volatile uint32_t vuint32_t; /**< Volatile unsigned 32 bits. */
+/** @} */
+
+/**
+ * @name Kernel types
+ * @{
+ */
+typedef uint32_t rtcnt_t; /**< Realtime counter. */
+typedef uint64_t rttime_t; /**< Realtime accumulator. */
+typedef uint32_t syssts_t; /**< System status word. */
+typedef uint8_t tmode_t; /**< Thread flags. */
+typedef uint8_t tstate_t; /**< Thread state. */
+typedef uint8_t trefs_t; /**< Thread references counter. */
+typedef uint8_t tslices_t; /**< Thread time slices counter.*/
+typedef uint32_t tprio_t; /**< Thread priority. */
+typedef int32_t msg_t; /**< Inter-thread message. */
+typedef int32_t eventid_t; /**< Numeric event identifier. */
+typedef uint32_t eventmask_t; /**< Mask of event identifiers. */
+typedef uint32_t eventflags_t; /**< Mask of event flags. */
+typedef int32_t cnt_t; /**< Generic signed counter. */
+typedef uint32_t ucnt_t; /**< Generic unsigned counter. */
+/** @} */
/**
* @brief ROM constant modifier.
diff --git a/os/rt/ports/e200/chcore.c b/os/rt/ports/e200/chcore.c
new file mode 100644
index 000000000..4644376cf
--- /dev/null
+++ b/os/rt/ports/e200/chcore.c
@@ -0,0 +1,112 @@
+/*
+ ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
+ 2011,2012,2013 Giovanni Di Sirio.
+
+ This file is part of ChibiOS/RT.
+
+ ChibiOS/RT is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ ChibiOS/RT is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see .
+*/
+
+/**
+ * @file PPC/chcore.c
+ * @brief PowerPC architecture port code.
+ *
+ * @addtogroup PPC_CORE
+ * @{
+ */
+
+#include "ch.h"
+
+/**
+ * @brief Kernel port layer initialization.
+ * @details IVOR4 and IVOR10 initialization.
+ */
+void port_init(void) {
+#if PPC_SUPPORTS_IVORS
+ /* The CPU supports IVOR registers, the kernel requires IVOR4 and IVOR10
+ and the initialization is performed here.*/
+ asm volatile ("li %%r3, _IVOR4@l \t\n"
+ "mtIVOR4 %%r3 \t\n"
+ "li %%r3, _IVOR10@l \t\n"
+ "mtIVOR10 %%r3" : : : "memory");
+#endif
+}
+
+/**
+ * @brief Halts the system.
+ * @details This function is invoked by the operating system when an
+ * unrecoverable error is detected (for example because a programming
+ * error in the application code that triggers an assertion while
+ * in debug mode).
+ */
+void port_halt(void) {
+
+ port_disable();
+ while (TRUE) {
+ }
+}
+
+/**
+ * @brief Performs a context switch between two threads.
+ * @details This is the most critical code in any port, this function
+ * is responsible for the context switch between 2 threads.
+ * @note The implementation of this code affects directly the context
+ * switch performance so optimize here as much as you can.
+ */
+#if !defined(__DOXYGEN__)
+__attribute__((naked))
+#endif
+void port_dummy1(void) {
+
+ asm (".global _port_switch");
+ asm ("_port_switch:");
+ asm ("subi %sp, %sp, 80"); /* Size of the intctx structure. */
+ asm ("mflr %r0");
+ asm ("stw %r0, 84(%sp)"); /* LR into the caller frame. */
+ asm ("mfcr %r0");
+ asm ("stw %r0, 0(%sp)"); /* CR. */
+ asm ("stmw %r14, 4(%sp)"); /* GPR14...GPR31. */
+
+ asm ("stw %sp, 12(%r4)"); /* Store swapped-out stack. */
+ asm ("lwz %sp, 12(%r3)"); /* Load swapped-in stack. */
+
+ asm ("lmw %r14, 4(%sp)"); /* GPR14...GPR31. */
+ asm ("lwz %r0, 0(%sp)"); /* CR. */
+ asm ("mtcr %r0");
+ asm ("lwz %r0, 84(%sp)"); /* LR from the caller frame. */
+ asm ("mtlr %r0");
+ asm ("addi %sp, %sp, 80"); /* Size of the intctx structure. */
+ asm ("blr");
+}
+
+/**
+ * @brief Start a thread by invoking its work function.
+ * @details If the work function returns @p chThdExit() is automatically
+ * invoked.
+ */
+#if !defined(__DOXYGEN__)
+__attribute__((naked))
+#endif
+void port_dummy2(void) {
+
+ asm (".global _port_thread_start");
+ asm ("_port_thread_start:");
+ chSysUnlock();
+ asm ("mr %r3, %r31"); /* Thread parameter. */
+ asm ("mtctr %r30");
+ asm ("bctrl"); /* Invoke thread function. */
+ asm ("bl chThdExit"); /* Thread termination on exit. */
+}
+
+/** @} */
diff --git a/os/rt/ports/e200/chcore.h b/os/rt/ports/e200/chcore.h
new file mode 100644
index 000000000..b689026e5
--- /dev/null
+++ b/os/rt/ports/e200/chcore.h
@@ -0,0 +1,404 @@
+/*
+ ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
+ 2011,2012,2013 Giovanni Di Sirio.
+
+ This file is part of ChibiOS/RT.
+
+ ChibiOS/RT is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ ChibiOS/RT is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see .
+*/
+
+/**
+ * @file PPC/chcore.h
+ * @brief PowerPC architecture port macros and structures.
+ *
+ * @addtogroup PPC_CORE
+ * @{
+ */
+
+#ifndef _CHCORE_H_
+#define _CHCORE_H_
+
+#if CH_DBG_ENABLE_STACK_CHECK
+#error "option CH_DBG_ENABLE_STACK_CHECK not supported by this port"
+#endif
+
+/*===========================================================================*/
+/* Port constants (common). */
+/*===========================================================================*/
+
+/* Added to make the header stand-alone when included from asm.*/
+#ifndef FALSE
+#define FALSE 0
+#endif
+#ifndef TRUE
+#define TRUE (!FALSE)
+#endif
+
+/**
+ * @name Supported core variants
+ * @{
+ */
+#define PPC_VARIANT_e200z0 200
+#define PPC_VARIANT_e200z3 203
+#define PPC_VARIANT_e200z4 204
+/** @} */
+
+#include "vectors.h"
+#include "ppcparams.h"
+
+/*===========================================================================*/
+/* Port macros (common). */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Port configurable parameters (common). */
+/*===========================================================================*/
+
+/**
+ * @brief Use VLE instruction set.
+ * @note This parameter is usually set in the Makefile.
+ */
+#if !defined(PPC_USE_VLE)
+#define PPC_USE_VLE TRUE
+#endif
+
+/**
+ * @brief Enables the use of the @p WFI instruction.
+ */
+#if !defined(PPC_ENABLE_WFI_IDLE)
+#define PPC_ENABLE_WFI_IDLE FALSE
+#endif
+
+/*===========================================================================*/
+/* Port derived parameters (common). */
+/*===========================================================================*/
+
+#if PPC_USE_VLE && !PPC_SUPPORTS_VLE
+#error "the selected MCU does not support VLE instructions set"
+#endif
+
+#if !PPC_USE_VLE && !PPC_SUPPORTS_BOOKE
+#error "the selected MCU does not support BookE instructions set"
+#endif
+
+/*===========================================================================*/
+/* Port exported info (common). */
+/*===========================================================================*/
+
+/**
+ * @brief Unique macro for the implemented architecture.
+ */
+#define CH_ARCHITECTURE_PPC
+
+/**
+ * @brief Name of the implemented architecture.
+ */
+#define CH_ARCHITECTURE_NAME "Power Architecture"
+
+/**
+ * @brief Name of the architecture variant.
+ */
+#if (PPC_VARIANT == PPC_VARIANT_e200z0) || defined(__DOXYGEN__)
+#define CH_CORE_VARIANT_NAME "e200z0"
+#elif PPC_VARIANT == PPC_VARIANT_e200z3
+#define CH_CORE_VARIANT_NAME "e200z3"
+#elif PPC_VARIANT == PPC_VARIANT_e200z4
+#define CH_CORE_VARIANT_NAME "e200z4"
+#else
+#error "unknown or unsupported PowerPC variant specified"
+#endif
+
+/**
+ * @brief Name of the compiler supported by this port.
+ */
+#define CH_COMPILER_NAME "GCC " __VERSION__
+
+/**
+ * @brief Port-specific information string.
+ */
+#if PPC_USE_VLE
+#define CH_PORT_INFO "VLE mode"
+#else
+#define CH_PORT_INFO "Book-E mode"
+#endif
+
+/*===========================================================================*/
+/* Port implementation part (common). */
+/*===========================================================================*/
+
+#if !defined(_FROM_ASM_)
+
+/**
+ * @brief Base type for stack and memory alignment.
+ */
+typedef struct {
+ uint8_t a[8];
+} stkalign_t __attribute__((aligned(8)));
+
+/**
+ * @brief Generic PPC register.
+ */
+typedef void *regppc_t;
+
+/**
+ * @brief Mandatory part of a stack frame.
+ */
+struct eabi_frame {
+ regppc_t slink; /**< Stack back link. */
+ regppc_t shole; /**< Stack hole for LR storage. */
+};
+
+/**
+ * @brief Interrupt saved context.
+ * @details This structure represents the stack frame saved during a
+ * preemption-capable interrupt handler.
+ * @note R2 and R13 are not saved because those are assumed to be immutable
+ * during the system life cycle.
+ */
+struct extctx {
+ struct eabi_frame frame;
+ /* Start of the e_stmvsrrw frame (offset 8).*/
+ regppc_t pc;
+ regppc_t msr;
+ /* Start of the e_stmvsprw frame (offset 16).*/
+ regppc_t cr;
+ regppc_t lr;
+ regppc_t ctr;
+ regppc_t xer;
+ /* Start of the e_stmvgprw frame (offset 32).*/
+ regppc_t r0;
+ regppc_t r3;
+ regppc_t r4;
+ regppc_t r5;
+ regppc_t r6;
+ regppc_t r7;
+ regppc_t r8;
+ regppc_t r9;
+ regppc_t r10;
+ regppc_t r11;
+ regppc_t r12;
+ regppc_t padding;
+ };
+
+ /**
+ * @brief System saved context.
+ * @details This structure represents the inner stack frame during a context
+ * switching.
+ * @note R2 and R13 are not saved because those are assumed to be immutable
+ * during the system life cycle.
+ * @note LR is stored in the caller contex so it is not present in this
+ * structure.
+ */
+struct intctx {
+ regppc_t cr; /* Part of it is not volatile... */
+ regppc_t r14;
+ regppc_t r15;
+ regppc_t r16;
+ regppc_t r17;
+ regppc_t r18;
+ regppc_t r19;
+ regppc_t r20;
+ regppc_t r21;
+ regppc_t r22;
+ regppc_t r23;
+ regppc_t r24;
+ regppc_t r25;
+ regppc_t r26;
+ regppc_t r27;
+ regppc_t r28;
+ regppc_t r29;
+ regppc_t r30;
+ regppc_t r31;
+ regppc_t padding;
+};
+
+/**
+ * @brief Platform dependent part of the @p Thread structure.
+ * @details This structure usually contains just the saved stack pointer
+ * defined as a pointer to a @p intctx structure.
+ */
+struct context {
+ struct intctx *sp;
+};
+
+/**
+ * @brief Platform dependent part of the @p chThdCreateI() API.
+ * @details This code usually setup the context switching frame represented
+ * by an @p intctx structure.
+ */
+#define SETUP_CONTEXT(workspace, wsize, pf, arg) { \
+ uint8_t *sp = (uint8_t *)workspace + wsize - sizeof(struct eabi_frame); \
+ ((struct eabi_frame *)sp)->slink = 0; \
+ ((struct eabi_frame *)sp)->shole = _port_thread_start; \
+ tp->p_ctx.sp = (struct intctx *)(sp - sizeof(struct intctx)); \
+ tp->p_ctx.sp->r31 = arg; \
+ tp->p_ctx.sp->r30 = pf; \
+}
+
+/**
+ * @brief Stack size for the system idle thread.
+ * @details This size depends on the idle thread implementation, usually
+ * the idle thread should take no more space than those reserved
+ * by @p PORT_INT_REQUIRED_STACK.
+ */
+#ifndef PORT_IDLE_THREAD_STACK_SIZE
+#define PORT_IDLE_THREAD_STACK_SIZE 32
+#endif
+
+/**
+ * @brief Per-thread stack overhead for interrupts servicing.
+ * @details This constant is used in the calculation of the correct working
+ * area size.
+ */
+#ifndef PORT_INT_REQUIRED_STACK
+#define PORT_INT_REQUIRED_STACK 256
+#endif
+
+/**
+ * @brief Enforces a correct alignment for a stack area size value.
+ */
+#define STACK_ALIGN(n) ((((n) - 1) | (sizeof(stkalign_t) - 1)) + 1)
+
+/**
+ * @brief Computes the thread working area global size.
+ */
+#define THD_WA_SIZE(n) STACK_ALIGN(sizeof(Thread) + \
+ sizeof(struct intctx) + \
+ sizeof(struct extctx) + \
+ (n) + (PORT_INT_REQUIRED_STACK))
+
+/**
+ * @brief Static working area allocation.
+ * @details This macro is used to allocate a static thread working area
+ * aligned as both position and size.
+ */
+#define WORKING_AREA(s, n) stkalign_t s[THD_WA_SIZE(n) / sizeof(stkalign_t)]
+
+/**
+ * @brief IRQ prologue code.
+ * @details This macro must be inserted at the start of all IRQ handlers
+ * enabled to invoke system APIs.
+ */
+#define PORT_IRQ_PROLOGUE()
+
+/**
+ * @brief IRQ epilogue code.
+ * @details This macro must be inserted at the end of all IRQ handlers
+ * enabled to invoke system APIs.
+ */
+#define PORT_IRQ_EPILOGUE()
+
+/**
+ * @brief IRQ handler function declaration.
+ * @note @p id can be a function name or a vector number depending on the
+ * port implementation.
+ */
+#define PORT_IRQ_HANDLER(id) void id(void)
+
+/**
+ * @details Implemented as global interrupt disable.
+ */
+#define port_lock() asm volatile ("wrteei 0" : : : "memory")
+
+/**
+ * @details Implemented as global interrupt enable.
+ */
+#define port_unlock() asm volatile("wrteei 1" : : : "memory")
+
+/**
+ * @details Implemented as global interrupt disable.
+ */
+#define port_lock_from_isr() /*asm ("wrteei 0")*/
+
+/**
+ * @details Implemented as global interrupt enable.
+ */
+#define port_unlock_from_isr() /*asm ("wrteei 1")*/
+
+/**
+ * @details Implemented as global interrupt disable.
+ */
+#define port_disable() asm volatile ("wrteei 0" : : : "memory")
+
+/**
+ * @details Same as @p port_disable() in this port, there is no difference
+ * between the two states.
+ */
+#define port_suspend() asm volatile ("wrteei 0" : : : "memory")
+
+/**
+ * @details Implemented as global interrupt enable.
+ */
+#define port_enable() asm volatile ("wrteei 1" : : : "memory")
+
+/**
+ * @brief Performs a context switch between two threads.
+ * @details This is the most critical code in any port, this function
+ * is responsible for the context switch between 2 threads.
+ * @note The implementation of this code affects directly the context
+ * switch performance so optimize here as much as you can.
+ *
+ * @param[in] ntp the thread to be switched in
+ * @param[in] otp the thread to be switched out
+ */
+#if !CH_DBG_ENABLE_STACK_CHECK || defined(__DOXYGEN__)
+#define port_switch(ntp, otp) _port_switch(ntp, otp)
+#else
+#define port_switch(ntp, otp) { \
+ register struct intctx *sp asm ("%r1"); \
+ if ((stkalign_t *)(sp - 1) < otp->p_stklimit) \
+ chDbgPanic("stack overflow"); \
+ _port_switch(ntp, otp); \
+}
+#endif
+
+/**
+ * @brief Writes to a special register.
+ *
+ * @param[in] spr special register number
+ * @param[in] val value to be written
+ */
+#define port_mtspr(spr, val) \
+ asm volatile ("mtspr %0,%1" : : "n" (spr), "r" (val))
+
+/**
+ * @details This port function is implemented as inlined code for performance
+ * reasons.
+ */
+#if PPC_ENABLE_WFI_IDLE
+#if !defined(port_wait_for_interrupt)
+#define port_wait_for_interrupt() { \
+ asm volatile ("wait" : : : "memory"); \
+}
+#endif
+#else
+#define port_wait_for_interrupt()
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+ void port_init(void);
+ void port_halt(void);
+ void _port_switch(Thread *ntp, Thread *otp);
+ void _port_thread_start(void);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _FROM_ASM_ */
+
+#endif /* _CHCORE_H_ */
+
+/** @} */
diff --git a/os/rt/ports/e200/compilers/GCC/chtypes.h b/os/rt/ports/e200/compilers/GCC/chtypes.h
new file mode 100644
index 000000000..6eaf26ee5
--- /dev/null
+++ b/os/rt/ports/e200/compilers/GCC/chtypes.h
@@ -0,0 +1,106 @@
+/*
+ ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
+ 2011,2012,2013 Giovanni Di Sirio.
+
+ This file is part of ChibiOS/RT.
+
+ ChibiOS/RT is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ ChibiOS/RT is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see .
+*/
+
+/**
+ * @file PPC/chtypes.h
+ * @brief PowerPC architecture port system types.
+ *
+ * @addtogroup PPC_CORE
+ * @{
+ */
+
+#ifndef _CHTYPES_H_
+#define _CHTYPES_H_
+
+#include
+#include
+#include
+
+/**
+ * @name Common constants
+ */
+/**
+ * @brief Generic 'false' boolean constant.
+ */
+#if !defined(FALSE) || defined(__DOXYGEN__)
+#define FALSE 0
+#endif
+
+/**
+ * @brief Generic 'true' boolean constant.
+ */
+#if !defined(TRUE) || defined(__DOXYGEN__)
+#define TRUE (!FALSE)
+#endif
+/** @} */
+
+/**
+ * @name Derived generic types
+ * @{
+ */
+typedef volatile int8_t vint8_t; /**< Volatile signed 8 bits. */
+typedef volatile uint8_t vuint8_t; /**< Volatile unsigned 8 bits. */
+typedef volatile int16_t vint16_t; /**< Volatile signed 16 bits. */
+typedef volatile uint16_t vuint16_t; /**< Volatile unsigned 16 bits. */
+typedef volatile int32_t vint32_t; /**< Volatile signed 32 bits. */
+typedef volatile uint32_t vuint32_t; /**< Volatile unsigned 32 bits. */
+/** @} */
+
+/**
+ * @name Kernel types
+ * @{
+ */
+typedef uint32_t rtcnt_t; /**< Realtime counter. */
+typedef uint64_t rttime_t; /**< Realtime accumulator. */
+typedef uint32_t syssts_t; /**< System status word. */
+typedef uint8_t tmode_t; /**< Thread flags. */
+typedef uint8_t tstate_t; /**< Thread state. */
+typedef uint8_t trefs_t; /**< Thread references counter. */
+typedef uint8_t tslices_t; /**< Thread time slices counter.*/
+typedef uint32_t tprio_t; /**< Thread priority. */
+typedef int32_t msg_t; /**< Inter-thread message. */
+typedef int32_t eventid_t; /**< Numeric event identifier. */
+typedef uint32_t eventmask_t; /**< Mask of event identifiers. */
+typedef uint32_t eventflags_t; /**< Mask of event flags. */
+typedef int32_t cnt_t; /**< Generic signed counter. */
+typedef uint32_t ucnt_t; /**< Generic unsigned counter. */
+/** @} */
+
+/**
+ * @brief ROM constant modifier.
+ * @note It is set to use the "const" keyword in this port.
+ */
+#define ROMCONST const
+
+/**
+ * @brief Makes functions not inlineable.
+ * @note If the compiler does not support such attribute then the
+ * realtime counter precision could be degraded.
+ */
+#define NOINLINE __attribute__((noinline))
+
+/**
+ * @brief Optimized thread function declaration macro.
+ */
+#define PORT_THD_FUNCTION(tname, arg) msg_t tname(void *arg)
+
+#endif /* _CHTYPES_H_ */
+
+/** @} */